Cass Elliot
Witch Hazel (as Mama Cass)
Allan Melvin
H. R. Pufnstuf / Henrich Rat / Living Island Boat / Orville Pelican / Polka-Dotted Horse / Stupid Bat / West Wind (voice) (as Al Melvin)
Walker Edmiston
Dr. Blinky / Ludicrous Lion / Seymore Spider / Various (voice)
Don Messick
Freddy the Flute / Googy Gopher / Orson Vulture (voice)
Roberto Gamonet
H.R. Pufnstuf
Billy Barty
Googy Gopher / Orville Pelican
Angelo Rossitto
Seymore Spider / Clang
Sharon Baird
Shirley Pufnstuf
Felix Silla
Polkadotted Horse
Johnny Silver
Dr. Blinky / Ludicrous Lion
Joy Campbell
Orson / Cling / Various Characters
Andy Ratoucheff
Alarm Clock
Joan Gerber
Dowager Tree / Granddaughter Clock (voice)
