A Broadway playwright puts murder in his plan to take credit for a student's script.

Michael Caine
as Sidney Bruhl

Christopher Reeve
as Clifford Anderson

Dyan Cannon
as Myra Bruhl

Irene Worth
as Helga ten Dorp

Henry Jones
as Porter Milgrim

Joe Silver
as Seymour Starger

Tony DiBenedetto
as Burt - the Bartender

Al LeBreton
as Handsome Actor

Francis B. Creamer Jr.
as The Minister

Stewart Klein
as Stewart Klein