Swamp Thing
S1:E3Lassie tries to warn the unsuspecting Timmy and Billie that an alligator is loose in the swamp, where they've gone to look for the local legend, ""Ol' Joe,"" the Swamp Thing.
Lassie tries to warn the unsuspecting Timmy and Billie that an alligator is loose in the swamp, where they've gone to look for the local legend, ""Ol' Joe,"" the Swamp Thing.