cast
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G.H. Mulcaster
Air-Vice Marshal (as George Mulcaster)
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Patric Curwen
Major General Lecturer
- Carleton Hobbs Cabinet Minister Sir Geoffrey
- Jack Vyvyan Butcher (as Jack Vivyan)
- Charles Denville Baker
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Norman Wooland
Candlestick Maker
- Arthur Metcalfe Rich Man
- Peter Cozens Poor Man
- Foster Carling Apothecary
- Cyril Chosack Gunner (uncredited)
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Charles Hawtrey
Cashier-Searchlight Operator (uncredited)
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Michael Rennie
Chemist-Radio Operator (uncredited)
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Richard Todd
Orderly (uncredited)