Downstream (Land of the Lost)

"Downstream"
Land of the Lost episode
Jefferson Collie at his cannon, Sarah
Episode no.	Season 1 Episode 4
Directed by	Dennis Steinmetz
Written by	Larry Niven
Original air date	September 28, 1974 (1974-09-28)
Guest appearance
Walker Edmiston as Jefferson Davis Collie III
Episode chronology
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List of episodes

"Downstream" is the fourth episode of the first season of the 1974 American television series Land of the Lost. Written by Larry Niven and directed by Dennis Steinmetz, it first aired in the United States on September 28, 1974 on NBC. The episode guest stars Walker Edmiston.