Knute Erickson
— Lars Larson
Marcella Daly
— Anna Larson
Virginia Fry
— Marie Larson
David Dunbar
— Captain Karl Kruger
Frank Hemphill
— Jan Johnson
Harlan Hilton
— Commander Roger Davis
Cecil Ogden
— Lt. Jack Connell - Pilot
Otis Stantz
— Otis Stantz - Radioman
Robert Anderson
— Nuts Swanson
Peggy O'Neil
— Olga Nelson
James Rolph Jr.
— Self - Mayor of San Francisco
Ralph Pope
— Pilot