Arthur Cox

as Fizz

as Colonel Dent (4 episodes)

as Mr Henderson (1 episode)

as Badge Messenger (1 episode)

as Westminster Abbey Priest

as Dr. Lambert (voice)

as 2nd Farmer (2 episodes)

as Mr Batsford

as Ray

as Fizz / Fox

as Sir Harcourt Griffiths (2 episodes)

as Mr. Naysmith-Jones (1 episode)

as Robson (2 episodes)

as Dad Matheson (20 episodes)

as Dr. Hawker (1 episode)

as Sid

as House Detective

as Ronald Barrett (1 episode)

as Fireman

as Mr. Grover (2 episodes)

as Major

as Salcombe Hardy (4 episodes)

as Lennox