Deathtrap

Joe Silver as Seymour Starger Michael Caine as Sidney Bruhl Dyan Cannon as Myra Bruhl Jenny Lumet as Stage Newsboy Irene Worth as Helga ten Dorp Henry Jones as Porter Milgrim Jon-Erik Hexum as Theater Audience (uncredited) Christopher Reeve as Clifford Anderson

Ira Levin Theatre Play Gary Epper Stunts Sidney Lumet Director Jeannie Epper Stunts Rick Shaine Sound Editor Johnny Mandel Original Music Composer Tony Walton Costume Design, Production Design Donna Garrett Stunts Malcolm McNab Musician Andrzej Bartkowiak Director of Photography Andrew Mondshein Assistant Editor Jay Presson Allen Screenplay, Executive Producer