Cast & Crew
- Eliot MakehamProfessor Grayson
-
John LoderCapt. Rufus Grant - Noel MadisonDr. Klee
- Belle ChrystallNora Grayson
- Leonora CorbettHelaine Frank
- Jerry VernoHugo Guppy
- Davina CraigPolly
- Alexander SarnerMr. Vander
- Melville CrawfordPete Voss
- Nigel BarrieColonel Lockwood
- Carl MeleneMonsieur Buckner
- Redd DavisDirector
- E. Hayter PrestonWriter