Humphrey Bogart ( Humphrey Bogart )

ADA Martin Ferguson

Zero Mostel ( Zero Mostel )

'Big Babe' Lazich

Ted de Corsia ( Ted de Corsia )

Joseph 'Joe' Rico

Everett Sloane ( Everett Sloane )

Albert Mendoza

Roy Roberts ( Roy Roberts )

Captain Frank Nelson

Michael Tolan ( Michael Tolan )

James 'Duke' Malloy

King Donovan ( King Donovan )

Sergeant Whitlow

Bob Steele ( Bob Steele )

Herman

Adelaide Klein ( Adelaide Klein )

Olga Kirshen

Don Beddoe ( Don Beddoe )

Thomas O'Hara

Tito Vuolo ( Tito Vuolo )

Tony Vetto

John Kellogg ( John Kellogg )

Vince

Jack Lambert ( Jack Lambert )

'Philadelphia' Tom Zaca

Harry Wilson ( Harry Wilson )

B. J. (uncredited)

Dan Riss ( Dan Riss )

Mayor (uncredited)

Howard M. Mitchell ( Howard M. Mitchell )

Fire Chief (uncredited)

Greta Granstedt ( Greta Granstedt )

Mrs. Lazich (uncredited)

Danny Dayton ( Danny Dayton )

Digger (uncredited)

Susan Cabot ( Susan Cabot )

Nina Lombardo (uncredited)

Patricia Joiner ( Patricia Joiner )

Teresa Davis (uncredited)

Mario Siletti ( Mario Siletti )

Louis the Barber (uncredited)

Edwin Max ( Edwin Max )

'Sad Eyes' (uncredited)

Richard Bartell ( Richard Bartell )

Chet Brandenburg ( Chet Brandenburg )

Helen Brown ( Helen Brown )

Benny Burt ( Benny Burt )

Steve Carruthers ( Steve Carruthers )

Sayre Dearing ( Sayre Dearing )

Tom Dillon ( Tom Dillon )

Ralph Dunn ( Ralph Dunn )

Art Dupuis ( Art Dupuis )

Charles Ferguson ( Charles Ferguson )

Alan Foster ( Alan Foster )

Tim Graham ( Tim Graham )

Eula Guy ( Eula Guy )

Creighton Hale ( Creighton Hale )

Chuck Hamilton ( Chuck Hamilton )

Patricia Hayes ( Patricia Hayes )

Pete Kellett ( Pete Kellett )

Fred Kelsey ( Fred Kelsey )

Karen Kester ( Karen Kester )

Mike Lally ( Mike Lally )

Perc Launders ( Perc Launders )

Louis Lettieri ( Louis Lettieri )

John Maxwell ( John Maxwell )

Philo McCullough ( Philo McCullough )

David McMahon ( David McMahon )

George Meader ( George Meader )

Jay Morley ( Jay Morley )

Jack Mower ( Jack Mower )

Paul Panzer ( Paul Panzer )

Montgomery Pittman ( Montgomery Pittman )

Barry Regan ( Barry Regan )

Robert Strong ( Robert Strong )

Brick Sullivan ( Brick Sullivan )

Chalky Williams ( Chalky Williams )

Tom Wilson ( Tom Wilson )

Bud Wolfe ( Bud Wolfe )