Richard Beaumont

as David Sellers (4 episodes)

as Young John (1 episode)

as Cliff (1 episode)

as Basil Crawford (1 episode)

as Peter (1 episode)

as Heston as a Child

as Young Pocket

as Billy White

as Howard as a child (1 episode)

as Bob (1 episode)

as Petya

as Young Emil (uncredited)

as Petya as a boy (1 episode)

as Peter Brookshire

as Tiny Tim

as Gerard as a boy (1 episode)

as Bill (1 episode)