All Cast
John Loder
Capt. Rufus Grant
Noel Madison
Dr. Klee
Belle Chrystall
Nora Grayson
Leonora Corbett
Herlaine Frank
Jerry Verno
Hugo Guppy
Davina Whitehouse
Polly
Eliot Makeham
Professor Grayson
Alexander Sarner
Mr. Vander
Melville Crawford
Pete Voss
Nigel Barrie
Colonel Lockwood