Richard Widmark

Ray Biddle

Linda Darnell

Edie Johnson - Mrs. John Biddle

Sidney Poitier

Dr. Luther Brooks

Stephen McNally

Dr. Dan Wharton

Harry Bellaver

George Biddle

Stanley Ridges

Dr. Sam Moreland

Robert Adler

Louie - Assistant Deputy in Hospital Prison Ward (uncredited)

Eleanor Audley

Wife (uncredited)

Betsy Blair

Telephone Operator (uncredited)

Ken Christy

Officer Ed Kowlaski (uncredited)

Ossie Davis

John Brooks (uncredited)

Ruby Dee

Connie Brooks (uncredited)

Bert Freed

Rocky Miller - Beaver Canal Resident (uncredited)

Fred Graham

Wilson (uncredited)

Victor Kilian

Father (uncredited)

Jack Kruschen

Undetermined Minor Role (uncredited)

Harry Lauter

Orderly (uncredited)

Herbert Lytton

Doctor (uncredited)

Frank Overton

Intern (uncredited)

Barbara Pepper

Woman (uncredited)

Maudie Prickett

Woman (uncredited)

Davis Roberts

Heckler at Riot Meeting (uncredited)

Ray Teal

Day Deputy in Hospital Prison Ward (uncredited)

Ruth Warren

Sam's Wife (uncredited)

Ian Wolfe

Watkins (uncredited)

Will Wright

Dr. Cheney - Coroner (uncredited)