That Night in Rio

An American entertainer who doubles as a master of disguise, using an impersonation of the Baron to entertain and manipulate situations. He is quick-witted, charming, and often reckless, blurring the line between performance and reality. His schemes drive much of the plot but also reveal a capacity for growth as events unfold.

A flamboyant airline baron who faces financial trouble after a critical deal; his need for funds sets the plot in motion. He is proud and quick to suspect betrayal, adding tension to the evenings’ social games. His impersonation by Larry creates the central comic chaos of the story.

A talented singer and elegant socialite who admires Cecilia’s own artistry and beauty, and is drawn into the evening’s romantic entanglements. She navigates flirtation and loyalty with wit, eventually resolving the misunderstandings with charm. Her presence anchors the film’s musical and romantic threads.

Larry's girlfriend and a lively performer who reacts strongly to the Baron’s impersonation. She confronts the deception with energy and passion, adding humor and fuel to the plot’s reversals. Her presence heightens the stakes of loyalty and love.

A rival stock broker who uses cunning to outmaneuver the Baron; he exploits the situation and even speaks French in his confrontation with Larry. He embodies the scheming force behind the financial maneuvering that drives the climax. His actions intensify the film’s themes of deception and control.