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.
The Wild Thornberrys: The Origin of Donnie
Klasky-Csupo
Animation Family
90 min
7
2001
USA
