Cast

• Alain Delon Tom Ripley / Philippe Greenleaf
• Maurice Ronet Philippe Greenleaf
• Marie Laforêt Marge Duval
• Erno Crisa Riccordi
• Frank Latimore O'Brien
• Billy Kearns Freddy Miles (as Bill Kearns)
• Ave Ninchi Signora Gianna
• Viviane Chantel The Belgian lady
• Nerio Bernardi Agency Director
• Barbel Fanger
• Lily Romanelli Housekeeper
• Nicolas Petrov Boris
• Elvire Popesco Mrs. Popova
• Paul Muller Blind Man (uncredited)
• Romy Schneider Freddy's companion (uncredited)

Writers

• Patricia Highsmith
• René Clément
• Paul Gégauff

Producers

• Raymond Hakim
• Robert Hakim