Keith Arbuthnot

as Mister Sandman

as Mammon

as The Ogre (3 episodes)

as Mr. Jean

as Alien Harry Double (9 episodes), as Cloaked Man (1 episode), as Puppeteer (3 episodes), as Puppeteer #1 (6 episodes)

as Sir Richard (1 episode)

as Alien (1 episode), as Mr. Chuckleteeth (1 episode), as Ghouli (1 episode)