Mister Sandman

Mammon

The Ogre (3 episodes)

Mr. Jean

Alien Harry Double (9 episodes)

Cloaked Man (1 episode)

Puppeteer (3 episodes)

Puppeteer #1 (6 episodes)

Sir Richard (1 episode)

Alien (1 episode)

Mr. Chuckleteeth (1 episode)

Ghouli (1 episode)