Spider-Man: The Unfathomable Professor Gizmo

"The Unfathomable Professor Gizmo" is the sixteenth episode from season one of the animated superhero fantasy series Spider-Man. It was directed by Grant Simmons, Clyde Geronimi, Sid Marcus and Ray Patterson and written by Bill Danch, Al Bertino, Phil Babet, Dick Robbins and Dick Cassarino. It first aired on ABC on December 26th, 1981.