The Wild Thornberrys: The Origin of Donnie
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.
Cast: Lacey Chabert, Jodi Carlisle, Tim Curry, Flea, Danielle Harris, Tom Kane, Betty White, Alan Henry Brown, Arthur Burghardt, Cara DeLizia, Moira Quirk, Dwight Schultz, Tuan Tran
Crew: Dean Criswell (Director), Carol Millican (Director), Ron Noble (Director), Joseph Scott (Director), Sheila M. Anthony (Writer)