Robert Mitchum

Dr. Jeff Cameron

Faith Domergue

Margo Lannington

Claude Rains

Frederick Lannington

Maureen O'Sullivan

Julie Dorn

Charles Kemper

Postville Police Chief

Ralph Dumke

Klauber

Billy House

Bogardus, Postville J.P.

Harry Shannon

Dr. Maynard

Philip Van Zandt

Milo DeLong

Jack Kelly

Dr. James Mullenbach

Lillian West

Mrs. Bogardus

Sherry Jackson

Girl in Iron Lung (uncredited)

Dorothy Abbott

Nurse Clerk (uncredited)

Philip Ahlm

Customs Officer (uncredited)

Carlos Albert

Customs Officer (uncredited)

John Farrow