Presented in Supercolorisation Cast & Crew
David GrahamGrandpa Ebenezer Twink / Hank (voice) Sylvia AndersonJimmy Gibson / Miss Chevenitch (voice) (uncredited) / Writer Paul MaxwellColonel Steve Zodiac (voice) Gerry AndersonRobert the Robot (voice) (uncredited) / Writer / Producer John BluthalCommander Wilbur Zero / Jock Campbell (voice) Graydon GouldMike Mercury / Jason Munroe III (voice) George MurcellProfessor Rudolph Popkiss (voice) (credit only) Nicholas ParsonsSheriff Tex Tucker / Telegraph Operator Dan Morse (voice) Kenneth ConnorDusty the Dog / Rocky the Horse / Foreman (voice) Denise BryerMartha 'Ma' Jones (voice) Michael HollidaySheriff Tex Tucker (singing voice) (uncredited) Gerry AndersonRobert the Robot (voice) (uncredited) / Writer / Producer Sylvia AndersonJimmy Gibson / Miss Chevenitch (voice) (uncredited) / Writer John ReadDirector Of Photography Barry GrayOriginal Music Composer / Idea Don SpencerTheme Song Performance Mike SammesTheme Song Performance 
