Jane Fonda

Gloria Beatty

Michael Sarrazin

Robert Syverton

Susannah York

Alice LeBlanc

Gig Young

Rocky Gravo

Red Buttons

Sailor

Bonnie Bedelia

Ruby Bates

Michael Conrad

Rollo

Bruce Dern

James Bates

Al Lewis

Turkey

Robert Fields

Joel

Severn Darden

Cecil

Allyn Ann McLerie

Shirl

Madge Kennedy

Mrs. Laydon

Jacquelyn Hyde

Jackie

Felice Orlandi

Mario

Art Metrano

Max

Mary Gregory

Nurse

Paul Mantee

Jiggs

Tim Herbert

Doctor

Tom McFadden

Second Trainer

Noble 'Kid' Chissell

First Trainer

Ian Abercrombie

Male Dancer #74 (Uncredited)

Fritzi Burr

Nurse (Uncredited)

Minta Durfee

Marathon Spectator (Uncredited)