Stop! Or My Mom Will Shoot

A disciplined LAPD sergeant who values duty but struggles to express emotions, especially in front of his overbearing mother. He is fiercely protective of his partner and girlfriend Gwen, and his stubborn independence is tested as he accepts help from Tutti. He ultimately reconciles with Gwen while trying to keep his mother's influence in check.

An exuberant, well-meaning mother who believes she can fix her son's life. Her meddling sensibility drives action, often hijacking Joe's cases. Despite causing headaches, she ultimately aids in solving the crime and helps Joe reconcile with Gwen.

A capable LAPD lieutenant and Joe's superior who values professionalism and trust. She ends the relationship when Joe calls another woman, then navigates the tricky balance between romance and duty. Her kiss to Joe reveals affection, followed by the slap that signals the need for boundaries.

A shady businessman behind the gun-smuggling scheme. He orchestrates the theft, the insurance payout, and the attempted elimination of Joe and Tutti. He represents the criminal mastermind whose plans are thwarted by Joe and Tutti.

One of Parnell's henchmen who participates in the gun plot. He is ruthless enough to threaten and kill, but is ultimately undone. His presence drives the tension in the warehouse and airstrip sequences.

One of Parnell's henchmen who assists in recovering the guns. He is a secondary antagonist who clashes with Tutti during the chase. His role intensifies the danger Joe faces and pushes Tutti to take action.

A witness to the murder who realizes the true scope of the gun shipment. He interacts with Tutti and Joe; his capture escalates the plot.