Virgil Tibbs

Sidney Poitier

Valerie Tibbs

Barbara McNair

Jack Pecora

Gerald S. O'Loughlin

Mrs. Morgan

Sheree North

Bob Alford

Fred Beir

Benjy

Allen Garfield

Lt. Jessop

Bernie Hamilton

Juan Mendoza

Raul Julia

William Martin

Graham Jarvis

Joe Peralez

Ron O'Neal

Stacy Baker

James A. Watson Jr.

Night Watchman Morgan

Charles H. Gray

Stacy Baker

James A. Watson

Sgt. Chassman

Dan Travanty

Larry French

Jarion Monroe

Dave Thomas

Billy Green Bush

Rudy

Maxwell Gail Jr.

Chet

Ross Hagen

Tony

Paul Jenkins

Capt. Stacy

Garry Walberg

John Bishop

Johnny Haymer

Zach Mills

John Lasell

Annie Sekido

Lani Miyazaki

Charlie Blossom

Demond Wilson

Andy Tibbs

George Spell

Ginny Tibbs

Wanda Spell

Dan

Colin Adams

Dan

Richard C. Adams

Forensic Officer (uncredited)

John Alvin

Andre (uncredited)

Oscar Beregi Jr.

Police Captain Grayson (uncredited)

Mark Tapscott

Coroner (uncredited)

Henry Leff