Overview
Donnie goes missing and the rest of the Thornberry family have various adventures (broken bones, getting lost in a cave, and a forest fire) while looking for him. It has been screened as a TV movie and as four episodes in season 4 of the TV series.
Crew
DirectorRon Noble, Carol Millican, Joseph Scott, Dean Criswell
Cast
Lacey Chabert
Eliza Thornberry (voice)
Jodi Carlisle
Marianne Thornberry (voice)
Tim Curry
Nigel Thornberry (voice)
Flea
Donald 'Donnie' Michael Thornberry (voice)
Danielle Harris
Debbie Thornberry (voice)
Tom Kane
Darwin (voice)
Betty White
Grandma Sophie (voice)
Alan Henry Brown
Sri Mayasandra (voice)
Arthur Burghardt
Rhino / Monkey (voice)
Cara DeLizia
Baru / Monkey (voice)
Moira Quirk
Rehabilitation Worker / Monkey (voice)
Dwight Schultz
Badouk / Monkey / Poacher (voice)
Tuan Tran
Kickboxing Instructor (voice)
Alfre Woodard
Medicine Woman (voice)
Dee Bradley Baker
Parrots (voice)
Patti Deutsch
Female Rhinoceros Hornbill (voice)
Clyde Kusatsu
Sun Bear (voice)
David Paymer
Male Rhinoceros Hornbill (voice)
Maureen Quinn
Lugan (voice)
Pamela Adlon
Saiful (voice)
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Details
TMDb Votes
10
Added May 28, 2026Updated Jun 4, 2026