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Mr. Ace (1946) movie poster

Plot Summary

Mr. Ace (1946) Plot Summary Explained

Release, runtime and language
1946 · 84 mins · English
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Directed by
Edwin L. Marin
Starring
George Raft, Sylvia Sidney, Sara Haden, Jerome Cowan, Stanley Ridges, Bess Flowers

A rich society woman uses a gangster to win a congressional election.

On this page (6)
  1. 1 Where to watch
  2. 2 What happens: full plot
  3. 3 Plot questions answered
  4. 4 Movie threads
  5. 5 Movies like Mr. Ace
  6. 6 Every angle
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Full plot summary · contains spoilers

What Happens in Mr. Ace: Full Plot Summary

The whole story of Mr. Ace (1946) explained, from the opening scene to the final frame: every key event, every twist and what it all adds up to. Read it as a quick recap before the sequel, to check a scene you missed, or to finally understand what really happened.

Wealthy Congresswoman Margaret Wyndham Chase, Sylvia Sidney, aims to run for governor in an unnamed state and believes she needs the help of a political boss named Eddie Ace, George Raft, to give her campaign a real chance. To grease the wheels, she invites him to a dinner where he and other powerful friends will gather, and one of the diners is a party guest, Bess Flowers.

Margaret also faces a personal obstacle. Her husband, Pembroke Chase III, demands a divorce, but she wants to keep up appearances until after the election. She refuses to sign, and he responds with a threat to derail her campaign unless she complies. In return, she warns him that she’ll reveal his many affairs to the public if he pushes too far. The confrontation sets the stage for a tense game of political and personal leverage.

At the dinner, Chase tries to undermine her by bad-mouthing her in front of the others. Ace is initially skeptical, influenced by a belief that beautiful women should stay out of politics. Even Margaret’s friend, the political science professor Joshua Adams, wants Ace to haltthe bid, arguing that while she might make a good governor, she needs more heart to be truly effective. In a bid to consolidate power, Ace introduces Margaret to his inner circle—the The Tomahawk Club—and she wins their admiration with a confident, personable charm. The evening closes with a shared spark as they begin to learn more about one another; later, a date reveals Ace’s growing attraction to Margaret, even as his political doubts linger.

Adams presses Ace to prevent Margaret from being elected, though he concedes she could be a strong leader if she learned to wield more heart in her approach. Margaret refuses to drop out and doubles down on her campaign strategy. She reconnects with Ace and Adams to discuss the political landscape, and then asks Ace to drive her home to the country estate. The ride ends with a kiss, but Ace makes clear that his stance on backing her remains unchanged.

Determined to win, Margaret turns to other allies. She speaks with Toomey, one of Ace’s trusted aides, and—with Toomey’s discreet help—she finally secures the nomination to run for governor. Yet this victory is short-lived in the face of a calculated betrayal: Chase escalates the pressure by forcing a divorce and accusing Margaret of having had an affair with Ace, claiming Ace would testify to what happened at the country house. The scandal shakes Margaret’s resolve, and she pulls out of the race to accept the divorce.

In response, Adams and Ace pivot to form an independent political party dedicated to backing a reform candidate. Adams urges Margaret to run on a platform that opposes machine politics, and she agrees to the plan. With this new coalition and the support they’ve strategically assembled, Margaret eventually wins the election, though she remains unaware that Ace had quietly supported her all along.

After the victory, a reconciliation moment arrives. When they meet, she pledges to be the best governor she can be, and they share a kiss to seal their complicated alliance. The narrative closes on a note of cautious optimism, showing how political savvy, personal risk, and shifting loyalties can converge to shape a state’s leadership.

Last updated: October 09, 2025 at 12:34

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Plot questions answered

Mr. Ace Plot Explained: Your Questions Answered

The questions people ask most about Mr. Ace (1946): what happens in the confusing scenes, why the characters do what they do, the twists, hidden details and what the ending means. Each answer contains spoilers.

Q1

Why does Margaret need Eddie Ace's help to run for governor?

Margaret recognizes that winning a gubernatorial election requires more than her wealth and social standing. She needs the backing of a political boss with real influence over voters and party machinery. Eddie Ace controls the political machine in the state, and without his support, her campaign would have no real chance of success.

Foreshadowing: Earlier, the film establishes that Margaret is a wealthy Congresswoman who has political ambitions but lacks the grassroots political power needed to win a statewide race.

  • margaret chase
  • eddie ace
  • political boss
  • governor campaign
  • election support
Q2

Why does Eddie Ace initially refuse to support Margaret's campaign?

Ace initially refuses because he holds the belief that beautiful women should stay out of politics. This prejudice is reinforced when Margaret's husband Pembroke Chase publicly bad-mouths her during the dinner, causing Ace to side with Chase's negative assessment of her candidacy.

Foreshadowing: At the dinner, Chase deliberately undermines Margaret in front of Ace and other powerful figures, planting seeds of doubt about her suitability.

  • eddie ace
  • margaret chase
  • political prejudice
  • refusal support
  • campaign
Q3

What is the Tomahawk Club and why does it matter?

The Tomahawk Club is Eddie Ace's inner circle of political allies, a network of powerful, influential men who control significant political leverage in the state. When Ace introduces Margaret to this group, she successfully wins them over with her charm and confidence, effectively gaining entry into the political machine that could propel her candidacy forward.

Foreshadowing: Ace's invitation to the club represents his willingness to consider supporting her, marking a turning point from outright refusal.

  • tomahawk club
  • political machine
  • eddie ace inner circle
  • political network
  • margaret candidacy
Q4

Why does Margaret's husband threaten to derail her campaign?

Margaret's husband Pembroke Chase III wants a divorce and is willing to use her political ambitions as leverage. He threatens to sabotage her campaign unless she signs the divorce papers, creating a dual pressure point: she must maintain her public image until after the election while also fighting to keep her personal life from becoming a political liability.

Foreshadowing: The divorce tension is established early, showing that Margaret faces opposition not just politically but also within her own household.

  • pembroke chase
  • divorce threat
  • margaret husband
  • campaign sabotage
  • political pressure
Q5

What causes Margaret to drop out of the governor's race?

Margaret drops out after her husband Chase escalates his attack by forcing the divorce and publicly claiming she had an affair with Eddie Ace. He threatens to have Ace testify about what happened at the country house, creating a scandal that would destroy her campaign. Faced with this devastating accusation and potential public humiliation, Margaret withdraws from the race and consents to the divorce.

Foreshadowing: Earlier, Margaret and Ace share a kiss at her country house, a moment that becomes weaponized against her later.

  • margaret drops out
  • affair accusation
  • chase sabotage
  • divorce forced
  • scandal
Q6

How does Margaret end up winning the governor's election?

After Margaret drops out, Adams and Ace form an independent political party dedicated to backing reform candidates who oppose the political machine. They convince Margaret to run on this anti-machine platform, and with this new coalition strategically assembled, she wins the election. The independent party mobilizes voters who want reform, allowing her to win despite having withdrawn from the original party.

Foreshadowing: Adams had earlier argued that Margaret could be a good governor if she learned to have more heart, suggesting reform-minded leadership was her path to victory.

  • margaret wins
  • independent party
  • reform platform
  • anti-machine
  • election victory
Q7

What happens at the country house that becomes scandalous?

After a political discussion, Margaret asks Ace to drive her home to her country estate. They share a kiss goodnight, which Margaret treats as a personal moment but which becomes politically damning when Chase uses it against her. He claims she had an affair with Ace and threatens to have Ace testify about the encounter, turning a private moment into a public scandal.

Foreshadowing: The kiss occurs right after Ace tells Margaret he still won't support her campaign, making the encounter a vulnerable moment for both.

  • country house kiss
  • affair accusation
  • ace testimony
  • chase blackmail
  • scandal
Q8

Why does Ace secretly support Margaret after she drops out?

Ace's feelings for Margaret have been growing throughout the film, despite his initial resistance to supporting her politically. When she drops out due to Chase's scandalous accusations, Ace works with Adams to form the independent party that ultimately backs her reform campaign. His secret support reflects both his romantic feelings and his belief in her potential as a leader opposed to machine politics.

Foreshadowing: Their first date and the country house kiss show Ace's growing attraction and emotional investment in Margaret's success.

  • ace secretly supports
  • margaret
  • independent party
  • romantic feelings
  • reform candidate
Q9

What is the independent political party formed at the end of the movie?

After Margaret withdraws from the race, Adams and Ace create an independent political party dedicated to supporting reform candidates who oppose the existing political machine. They ask Margaret to run as their candidate on an anti-machine platform, essentially reframing her campaign as a grassroots reform movement rather than a establishment candidacy.

Foreshadowing: Adams had earlier criticized Margaret for lacking heart, suggesting that a reform-minded approach would be her strength.

  • independent party
  • anti-machine platform
  • reform candidate
  • adams ace coalition
  • political machine
Q10

Does Margaret know Ace was supporting her behind the scenes?

No, Margaret remains unaware throughout the campaign that Ace was secretly supporting her. She wins the election believing her victory came from the independent party and reform platform alone. Only after her victory do they meet and reconcile, with Ace revealing his continued support. They share a kiss and she promises to be the best governor she can be, sealing their complicated alliance.

Foreshadowing: Ace's earlier refusal to support her publicly contrasts with his quiet actions behind the scenes, creating dramatic irony for aware viewers.

  • margaret unaware
  • ace secret support
  • reconciliation
  • kiss
  • election victory

Movie threads

More Movies Like Mr. Ace, by Mood & Story

Curated lists built around what makes Mr. Ace tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Political power games like in Mr. Ace

Stories where ambition and manipulation shape the corridors of power. If you liked the tense political maneuvering in Mr. Ace, explore more movies about cynical power plays and election campaigns. These dramas focus on manipulation, scandal, and the strategic alliances needed to win, offering a steady, methodical look into the dark side of politics.

  • tense
  • cynical
  • calculating
  • manipulative
  • high-stakes
  • strategic
  • Tone: tense, cynical
  • Pacing: steady, strategic
Why these movies?

The story pattern: Narratives in this thread typically follow a central figure—often an outsider or a determined insider—using cunning and sometimes dubious tactics to gain political influence. The plot unfolds through a series of strategic moves, betrayals, and public relations battles, where personal and political lives dangerously intertwine.

Why they belong together: Movies are grouped here for their shared focus on the gritty realities of gaining and wielding political power. They share a tense, calculating mood, a steady pacing that builds through strategic revelations, and a thematic obsession with the cost of ambition.

Unlikely strategic alliances like in Mr. Ace

Cunning characters form pragmatic, high-risk partnerships for a shared goal. Discover movies similar to Mr. Ace that explore the dynamics of calculated partnerships. These films focus on tense collaborations between unlikely allies—such as a society figure and a gangster—who join forces for a common ambition, creating a story built on precarious trust and strategic risk.

  • tense
  • calculating
  • precarious
  • strategic
  • transactional
  • uneasy alliance
  • Tone: tense, manipulative
  • Pacing: steady, methodical
Why these movies?

The story pattern: The narrative pattern involves two or more characters with contrasting backgrounds or morals entering a pragmatic partnership. The story explores the fragility of this alliance, testing it with external pressures and internal betrayals. The plot often builds to a point where the partnership must either solidify into genuine loyalty or collapse under the weight of its own transactional nature.

Why they belong together: These films are grouped by their central narrative device of a high-stakes, transactional partnership. They share a tense mood rooted in precarious trust, a steady pacing that methodically raises the stakes, and a focus on the interplay between personal ambition and collaborative strategy.

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Every angle

Mr. Ace (1946) Explained: Plot, Timeline & Characters

Everything about Mr. Ace in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

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