Arthur Cox

as Fizz

as Westminster Abbey Priest

as Dr. Lambert (voice)

as Mr Batsford

as Ray

as Fizz / Fox

as Sid

as Fireman

as Major

as Lennox

as Inland Revenue Manager (uncredited)

as Peter Quentel

as Lord Grey / Lord Mayor of London

as Duke of Somerset

as Thomas Horner / Lord Clifford

as Mayor of London / Sir John Fastolfe

as Cully

as Mr. Baker

as Male Nurse (uncredited)

as Colonel Dent • 4 eps

as Mr Henderson • 1 eps

as Badge Messenger • 1 eps

as 2nd Farmer • 2 eps

as Sir Harcourt Griffiths • 2 eps

as Mr. Naysmith-Jones • 1 eps

as Robson • 2 eps

as Dad Matheson • 20 eps

as Dr. Hawker • 1 eps

as Ronald Barrett • 1 eps

1 eps

as Mr. Grover • 2 eps

as Salcombe Hardy • 4 eps

as Mr. Johnson • 1 eps

as Peter Stroud • 1 eps

as House Detective • 1 eps

as Inspector Marriott • 1 eps

as Carpenter • 1 eps

as Mr. Drayton • 1 eps

as DCI Roan • 1 eps

as John Wallis • 1 eps

as Louis • 1 eps

as Mr. Baker • 1 eps

as Featherston • 1 eps