House Surgeon
Chief Inspector Tim Oxford
Bishop of Ely
Sillerton Jackson
Henry Pulling
Able Seaman Morgan
Maj. Trumbo
Alan Bax
Q 'Algy' Algernon
Alec Graham
Brown, House Master
Cardinal
Micah Hale
Peter Crowley (as Alec Mc Cowen)
Chorus
Redpenny
Mr. Philpott
Father Eugene McCarthy
Percy
Brandon
Malvolio
Freddy
Ken Thompson
Sir James Peel Edgerton
Wing Commander Morten
Tonbridge
Supt. Fish
Self
Father Vincent
Thucydides
Duty Officer, Hucknall
Rakowski
Acting High Comissioner
Reverend Raleigh
Albert Oakroyd
Elyot Chase
Wireless Operator Harold Thomas Cottam
Silcox
Dr. Chasuble
Dickie Bayliss
David Hume
Reporter
Sir Christian Aubrey
James Addishaw
Martin Luther
Trenchard
Narrator (voice)