John Barrymore
Riviere
Helen Hayes
Madame Fabian
Clark Gable
Jules
Lionel Barrymore
Robineau
Robert Montgomery
Auguste Pellerin
Myrna Loy
Wife of Brazilian Pilot
William Gargan
Brazilian Pilot
C. Henry Gordon
Daudet
Leslie Fenton
Jules' Radio Operator / Co-Pilot
Harry Beresford
Pierre Roblet
Frank Conroy
Radio Operator
Dorothy Burgess
Pellerin's Girlfriend
Irving Pichel
Dr. Decosta
Helen Jerome Eddy
Worried Mother
