as (voice) (English version)
as Allen (voice)
as Grimmer (voice)
as Planetarium Narrator (voice)
as Merante / Postman (voice)
as Narrator/Rudy (voice)
as Allen
as Scramble(1 ep)
as Darph Bobo (voice)(39 eps)
as Kimik / Tak(26 eps)
as (voice)
as Chartog
as John Patterson(16 eps)
as Chicago Radio DJ
as Dad (voice)
as Weasel #1 /Weasel #2 (voice)
as Alexander (voice)(52 eps)
as Lieutenant Rhino (voice)(26 eps)
as Eugene (voice)(78 eps)
as John Patterson (voice)
as Mr. Powers (voice) (uncredited)(1 ep)
as Mr. Powers (voice)(2 eps)
as Stoatworth (voice)
as Mr. Jim Tompkins / Officer McNabb (voice)(64 eps)
as John Patterson (voice)
as John Patterson
as Additional Cast
as John Patterson (voice)
as John Patterson (voice)
as Wainright (voice)
as Baa Baa (voice)
as Skulk (voice)(39 eps)
as Gardener (voice)
as (voice)
as Fred (voice) (as Terrence Scammel)