as Dr. Lambert (voice)
as Peter Quentel
as Fireman
as Duke of Somerset
as Fizz
as Westminster Abbey Priest
as Mr. Baker
as Cully
as Male Nurse (uncredited)
as Fizz / Fox
as Major
as Mr Batsford
as Inland Revenue Manager (uncredited)
as Lennox
as Thomas Horner / Lord Clifford
as Mayor of London / Sir John Fastolfe
as Lord Grey / Lord Mayor of London
as Ray
as Sid
as Mr Henderson
as Dr. Hawker
as Clarke
as Anaesthetist
as Mr. Naysmith-Jones
as Carpenter
as DCI Roan
as Louis
as 2nd Farmer
as Peter Stroud
as Mr. Grover
as Featherston
as Colonel Dent
as Robson
as House Detective
as Mr. Johnson
as Inspector Marriott
as John Wallis
as Ronald Barrett
as Mr. Drayton
as Salcombe Hardy
as Dad Matheson
as Badge Messenger
as Sir Harcourt Griffiths
