Detective Steve Carelli

Robert Loggia

Teddy Franklin

Ellen Parker

Detective Mike Maguire

Gerald S. O'Loughlin

Alice Maguire

Shirley Ballard

Detective Lt. Byrnes

Russell Hardie

Kling

Bill Neff

Mercer

Hal Riddle

Reporter Miller

Gene Miller

Danny the Gimp

Vincent Gardenia

Mama Lucy

Miriam Goldina

Laboratory Technician

John Gerstad

Detective Dave Foster

Lincoln Kilpatrick

Detective Hal Willis

Ralph Stantley

Willis

Ralph Stanley

Rip

Glenn Cannon

Detective Roger Haviland

Ted Gunther

Newlywed Clark

Alan Manson

William 'Willie' Bronken

Johnny Seven

Newlywed Wife

Sandra Stevens

Maggie Reardon (as Jan Kalionzes)

Janet Manson

Mumzer

Jerry Orbach

Ortiz

Thomas Nello

Ortiz's Wife

Kate Harkin

Teen in Line-up

Steve Franken

Police Officer Reardon

Alan Bergnan

Maggie Reardon

Joan Kalionzes

Maggie Reardon

Jan Kalionzes

Detective Foster's Mother

Lulu B. King

Detective Foster's Mother

Lulu King

Boy in Lineup

Terry Green