Marlon Brando

Terry Malloy

Karl Malden

Father Barry

Lee J. Cobb

Johnny Friendly

Eva Marie Saint

Edie Doyle

Rod Steiger

Charley Malloy

Pat Henning

Kayo Dugan

Leif Erickson

Glover

James Westerfield

Big Mac

Tony Galento

Truck

John F. Hamilton

'Pop' Doyle

John Heldabrand

Mott

Don Blackman

Luke

Martin Balsam

Gillette (uncredited)

Fred Gwynne

Slim (uncredited)

Anne Hegira

Mrs. Collins (uncredited)

Pat Hingle

Jocko (uncredited)

Katherine MacGregor

Longshoreman's Mother (uncredited)

Nehemiah Persoff

Cab Driver (uncredited)

Johnny Seven

Longshoreman (uncredited)