Lassie

Season 16, Episode 22

Episode Title: Chucka

Air Date: 1970-03-08

Overview:

Bob and his Navajo guide Sam find a dog swimming across Lake Powell on their way to survey tribal lands and rescue him; he is Chucka, an indolent dog who'd rather rest or play than tend sheep. But Chucka must ""grow up"" quickly after his shepherd owner, Charlie Ngani, is injured and Lassie must go for help.