Cast & Crew
-
Bill TraversJoe Ryan - William SylvesterSam Slade
- Vincent WinterSean
- Christopher RhodesMcCartin
- Joseph O'ConorProf. Hendricks
- Bruce SetonProf. Flaherty
- Martin BensonDorkin
- Maurice KaufmannRadio Reporter
- Basil DignamAdmiral Brooks
- Barry KeeganMate
- Tommy DugganFirst Naval Officer
- Howard LangFirst Colonel
- Dervis WardBosun
- Mick DillonGorgo (uncredited)
- Eugène LouriéDirector
- Wilfred EadesProducer
- Frank KingProducer