- Author:
- Alfred Neumann
- Adapted by:
- Ashley Dukes
- Producer:
- Rudolph Cartier
- Settings:
- Stephen Taylor
- Count Pahlen, Military Governor of St Petersburg:
- Stephen Murray
- Ivan, his secretary:
- Peter Augustine
- Anna Baroness Ostermann:
- Greta Gynt
- The Chancellor:
- Andre van Gyseghem
- The Adjutant:
- Henry Oscar
- The Chamberlain:
- Donald Pleasence
- Paul I, Tsar of Russia:
- Arthur Young
- A Staff Captain:
- Derek Sydney
- Stepan, a Grenadier:
- Andrew Crawford
- Alexander, the Tsarevich (Crown Prince):
- Peter Bryant
- The English doctor:
- Arnold Ridley
- Member of Pahlen's Confederacy - General Valerian Suboff:
- Ernest Hare
- Member of Pahlen's Confederacy - Duke Plato Suboff:
- Donovan Ubsdell
- A footman:
- Stanley Platts
- Balalaika player:
- Gregori Tcherniak
- Officers, Soldiers, Servants:
- Peter Davey
- Officers, Soldiers, Servants:
- Brian Moorehead
- Officers, Soldiers, Servants:
- Garth Adams
- Officers, Soldiers, Servants:
- Manny Michael
- Officers, Soldiers, Servants:
- Charles Price
- Officers, Soldiers, Servants:
- Edward Higgins
- Officers, Soldiers, Servants:
- Bart Allison
- Officers, Soldiers, Servants:
- Arthur Mason
- Officers, Soldiers, Servants:
- Arthur Hosking
- Officers, Soldiers, Servants:
- Peter Roy Taylor
- Officers, Soldiers, Servants:
- Guy Mills
- Officers, Soldiers, Servants:
- Sydney Woolf
- Officers, Soldiers, Servants:
- Toby Lenon