亨弗莱·鲍嘉
Humphrey Bogart
饰：马洛 Philip Marlowe
劳伦·白考尔
Lauren Bacall
饰：薇薇安 Vivian Sternwood Rutledge
玛塔·威克斯
Martha Vickers
饰：卡门 Carmen Sternwood
约翰·里德格利
John Ridgely
饰：Eddie Mars
多罗茜·马龙
Dorothy Malone
饰：Acme Bookstore proprietress
查尔斯·沃尔德伦
Charles Waldron
饰：Gen. Sternwood
查尔斯·D·布朗
Charles D. Brown
饰：Norris (Sternwood's butler)
里吉斯·图米
Regis Toomey
饰：Chief Insp. Bernie Ohls (District Attorney's Office)
小伊莱莎·库克
Elisha Vanslyck Cook Jr.
饰：Harry Jones
路易斯·让·埃特
Louis Jean Heydt
饰：Joe Brody
詹姆斯·弗莱文
James Flavin
饰：Capt. Cronjager (scenes deleted)
特里沃
Trevor Bardette
饰：Art Huck (uncredited)
Max Barwyn
饰：Max (head waiter) (uncredited)
约瑟夫·奎汉
Joseph Crehan
饰：Doc (Medical Examiner) (uncredited)
汤姆·法登
Tom Fadden
饰：Sidney (Mars' flunky) (uncredited)
贝丝·弗劳尔斯
Bess Flowers
饰：Woman with bumped man (uncredited)
Shep Houghton
饰：Nightclub patron (uncredited)
Forbes Murray
Forbes Murray
饰：Furtive man (uncredited)
西奥多·范·艾尔兹
Theodore von Eltz
饰：Arthur Gwynn Geiger (uncredited)
Wally Walker
饰：Mars' thug (uncredited)
佩姬·克纳德森
Peggy Knudsen
饰：Mona Mars
鲍伯·斯提尔
Bob Steele
饰：Lash Canino
Pat Clark
饰：Mona Mars (scenes deleted)
Thomas E. Jackson
饰：Dist. Atty. White (scenes deleted)
乔伊·巴洛
Joy Barlow
饰：Taxi driver (uncredited)
Deannie Best
饰：Waitress (uncredited)
塔尼斯·钱德勒
Tanis Chandler
饰：Waitress (uncredited)
Jack Chefe
饰：Croupier (uncredited)
Sonia Darrin
饰：Agnes Lowzier (salesgirl, A.J. Geiger bookstore) (uncredited)
Carole Douglas
饰：Librarian at Hollywood Public Library (uncredited)
杰伊·伊顿
Jay Eaton
饰：Extra in casino (uncredited)
Pete Kooy
饰：Motorcycle offcer (uncredited)
罗琳·米勒
Lorraine Miller
饰：Hatcheck girl (uncredited)
谢尔比·佩恩
Shelby Payne
饰：Cigarette girl (uncredited)
杰克佩里
Jack Perry
饰：Mars' silent thug beating Marlowe (uncredited)
Tommy Rafferty
饰：Carol Lundgren (uncredited)
Emmett Vogan
饰：Ed (deputy sheriff) (uncredited)
Dan Wallace
饰：Owen Taylor (uncredited)
Paul Weber
饰：Mars' thug (uncredited)
Ben Welden
饰：Pete (Mars' flunky) (uncredited)
戴安娜·达林
Diana Darrin