Steve McQueen as Chief O'Hallorhan

Paul Newman as Doug Roberts

William Holden as Jim Duncan

Faye Dunaway as Susan

Fred Astaire as Harlee Claiborne

Susan Blakely as Patty

Richard Chamberlain as Simmons

Jennifer Jones as Lisolette

O. J. Simpson as Jernigan

Robert Vaughn as Senator Parker

Robert Wagner as Bigelow

Susan Flannery as Lorrie

Sheila Allen as Paula Ramsay

Norman Burton as Giddings

Jack Collins as Mayor Ramsay

Don Gordon as Kappy

Felton Perry as Scott

Gregory Sierra as Carlos

Ernie F. Orsatti as Mark Powers

Dabney Coleman as Deputy Chief #1

Elizabeth Rogers as Lady in Buoy

Ann Leicester as Guest

Norman Grabowski as Flaker

Ross Elliott as Deputy Chief #2

Olan Soule as Johnson

Carlena Gower as Angela Allbright

Mike Lookinland as Phillip Allbright

Carol McEvoy as Mrs. Allbright

Scott Newman as Young Fireman

Paul Comi as Tim

George D. Wallace as Chief Officer

Patrick Culliton as Technician

William Bassett as Leading Agent

John Crawford as Callahan

Erik L. Nelson as Wes

Art Balinger as Announcer

Norman Hicks as Pilot

Thomas Karnahan as Co-Pilot

Leoda Richards as Party Guest (uncredited)

David Armstrong as Party Guest (uncredited)

Ruth Foster as Party Guest (uncredited)

Maureen McGovern as Singer at Party (uncredited)

Steven Marlo as Fireman (uncredited)