• 
  Victor Saville

  regizor

• 
  Gerard Fairlie

  scenarist

• 
  Walter Pidgeon

  Hugh Drummond
• 
  David Tomlinson

  Algernon 'Algy' Longworth
• 
  Margaret Leighton

  Helen Smith
• 
  Robert Beatty

  Arthur Gunns
• 
  James Hayter

  Bill
• 
  Harold Lang

  Stan

• 
  Bernard Lee

  Col. Webson
• 
  Patric Doonan

  Alec
• 
  Laurence Naismith

  Hardcastle, Card player
• 
  Arthur Hewlett

  Department Store manager who raises the alarm