Humphrey Bogart
Philip Marlowe

Lauren Bacall
Vivian Sternwood Rutledge

John Ridgely
Eddie Mars

Martha Vickers
Carmen Sternwood

Louis Jean Heydt
Joe Brody

Charles Waldron
General Sternwood

Regis Toomey
Chief Inspector Bernie Ohls

Sonia Darrin
Agnes Lowzier (uncredited)

Elisha Cook Jr.
Harry Jones

Bob Steele
Lash Canino

Dorothy Malone
Acme Bookstore Proprietress

Peggy Knudsen
Mona Mars

Charles D. Brown
Norris the Butler

Trevor Bardette
Art Huck (uncredited)

Max Barwyn
Max - Head Waiter (uncredited)

Deannie Best
Waitress (uncredited)

Tanis Chandler
Waitress (uncredited)

Jack Chefe
Croupier (uncredited)

Joseph Crehan
Medical Examiner (uncredited)

Jay Eaton
Casino Patron (uncredited)

Tom Fadden
Sidney (uncredited)

Bess Flowers
Woman with Bumped Man

Shep Houghton
Casino Patron (uncredited)

Kenner G. Kemp
Nightclub Patron (uncredited)

Lorraine Miller
Hatcheck Girl (uncredited)

Forbes Murray
Furtive Man (uncredited)

William H. O'Brien
Waiter (uncredited)

Jack Perry
Silent Thug Beating Marlowe (uncredited)

Jeffrey Sayre
Croupier (uncredited)

Emmett Vogan
Ed - Deputy Sheriff (uncredited)

Theodore von Eltz
Arthur Gwynn Geiger (uncredited)

Ben Welden
Pete (uncredited)

Suzanne Ridgway
Nightclub Patron (uncredited)