"The Last of Sheila" is a 1973 mystery film directed by Herbert Ross and written by Stephen Sondheim and Anthony Perkins. The story revolves around a wealthy film producer, Sheila, who invites a group of friends to a yacht in the Mediterranean for a game that reveals their secrets. As the game unfolds, tensions rise, leading to unexpected twists and a murder mystery. The film features an ensemble cast, including James Coburn, Dyan Cannon, and Richard Benjamin. It combines elements of a whodunit with dark humor, exploring themes of betrayal and deception among friends. The intricate plot keeps viewers guessing until the very end.