James Stewart
Theodore Honey
Glynis Johns
Marjorie Corder
Marlene Dietrich
Monica Teasdale
Janette Scott
Elspeth Honey
Elizabeth Allan
Shirley Scott
Ronald Squire
Sir John, Director
Wilfrid Hyde-White
Fisher, Inspector of Accidents (uncredited)
Bessie Love
Plane Passenger (uncredited)
Jill Clifford
Peggy, Stewardess
Hilda Campbell-Russell
Plane Passenger