Danger Island

Episode 14 (1x14)

Air date: Oct 19, 1968

Dr. Hayden, Morgan, Chongo, Link and Leslie travel down the river in their makeshift boat as far as they can, and then start through the jungle. One of the obstacles they come to is a treacherous waterfall, which they must cross. Link, the last one to go, loses his footing and slips into the swirling waters.