George Bancroft

Dr. Clem Driscoll

Helen Burgess

Ruth Hanlon

John Trent

Dr. Dan Norris

Ruth Coleman

Catherine Stanwood

Ronald Sinclair

Michael Fielding (as Ra Hould)

Molly Lamont

Mrs. Fielding

Sidney Blackmer

Dr. Anson Ludlow

Charles Waldron

Dr. Ellery Stanwood (as Charles D. Waldron)

Frank Puglia

Louie

Milburn Stone

Fred Clark

Sue Carol

Mrs. Mason

Mickey Kuhn

Boy in Hospital (uncredited)