一位精神病态的富家子弟企图胁迫一名职业网球明星，意图验证其“两个陌生人可相互完成完美谋杀”的疯狂理论。
Farley Granger
Guy Haines
Ruth Roman
Anne Morton
Robert Walker
Bruno Antony
Leo G. Carroll
Senator Morton
Patricia Hitchcock
Barbara Morton
Kasey Rogers
Miriam Haines
Marion Lorne
Mrs. Antony
Jonathan Hale
Mr. Antony
Howard St. John
Captain Turley
John Brown
Prof. Collins
Norma Varden
Mrs. Cunningham
Robert Gist
Leslie Hennessey
Brooks Benedict
Tennis Umpire (uncredited)
John Doucette
Detective Hammond (uncredited)
