The Last of Sheila

A year after Sheila is killed in a hit-and-run, her multimillionaire husband invites a group of friends to spend a week on his yacht playing a scavenger hunt-style mystery game—but the game turns out to be all too real and all too deadly.

• 
  Herbert Ross
• 
  William C. Gerrity
• 
  Mishka Cheyko
• 
  Annabel Davis-Goff

• 
  Richard Benjamin
  Tom Parkman
• 
  Dyan Cannon
  Christine
• 
  James Coburn
  Clinton Greene
• 
  Joan Hackett
  Lee Parkman
• 
  James Mason
  Philip Dexter
• 
  Ian McShane
  Anthony Wood
• 
  Raquel Welch
  Alice Wood
• 
  Yvonne Romain
  Sheila Greene (as Yvonne Romaine)
• 
  Pierre Rosso
  Vittorio
• 
  Serge Citon
  Guido
• 
  Roberto Rossi
  Captain
• 
  Elaine Geisinger
  American Woman
• 
  Elliot Geisinger
  American Man
• 
  Jack Pugeat
  Silver Salesman
• 
  Maurice Crosnier
  Concierge (uncredited)
• 
  Martial
  Locksmith (uncredited)