Janos Prohaska

as Bear (uncredited)

as Gorilla (1 episode)

as Heloise (uncredited)

as Gorilla

as Gorboona (1 episode), as Bear (2 episodes)

as Bear (1 episode)

as Gorilla (1 episode), as Gorilla - Bobo (1 episode)

as Self (uncredited) (1 episode)

as The Mugato (1 episode), as The Horta (1 episode), as Yarnek (uncredited) (1 episode)

as Bird Monster (1 episode)

as Anthropoid Ape / Humanoid Bird, Stunts

as The Orangutan (1 episode)

as Clyde

as Thetan (uncredited) (1 episode), as The Mikie (1 episode)

as Monkey (1 episode)

as Gorilla (1 episode)