Samuel Spade

Humphrey Bogart

Acting

Brigid O'Shaughnessy

Mary Astor

Acting

Iva Archer

Gladys George

Acting

Joel Cairo

Peter Lorre

Acting

Lt. of Detectives Dundy

Barton MacLane

Acting

Effie Perine

Lee Patrick

Acting

Kasper Gutman

Sydney Greenstreet

Acting

Det. Tom Polhaus

Ward Bond

Acting

Miles Archer

Jerome Cowan

Acting

Wilmer Cook

Elisha Cook Jr.

Acting

Luke

James Burke

Acting

Frank Richman

Murray Alper

Acting

District Attorney Bryan

John Hamilton

Acting

Reporter (uncredited)

Charles Drake

Acting

Bit Part (uncredited)

Chester Gan

Acting

Stenographer (uncredited)

Creighton Hale

Acting

Policeman (uncredited)

Robert Homans

Acting

Reporter (uncredited)

William Hopper

Acting

Captain Jacoby (uncredited)

Walter Huston

Acting

Reporter (uncredited)

Hank Mann

Acting

Announcer (uncredited)

Jack Mower

Acting

Ship's Mate (uncredited)

Emory Parnell

Acting