Générique complet
Spy Train
Richard Travis
Bruce Grant
Catherine Craig
Jane Thornwall
Chick Chandler
Stew Stewart
Thelma White
Millie
Evelyn Brent
Frieda Molte
Warren Hymer
Herman Krantz
Paul McVey
Hugo Molte
Herbert Heyes
Max Thornwald
SR
Stephen Roberts
Anderson #1 (as Steve Roberts)
Forrest Taylor
Anderson #2
DR
Dick Rush
Sam - Train Conductor
BH
Bill Hunter
Lead Detective
Fred 'Snowflake' Toones
Pullman Car Porter (as Snowflake)
BM
Barbara Mace
Minor Role
CB
Caroline Burke
Minor Role
WK
William Kellogg
Detective
GB
George Bronson
Minor Role
Napoleon Whiting
Club Car Porter
GB
Gerald Brock
Italian Spy In Black (uncredited)
John F. Hamilton
Senior Conductor (uncredited)
ET
Edward Thomas
Baggage Clerk (uncredited)