The Many Loves Of Dobie Gillis S4 Ep 12 - M2F Transformation

Season 4 Episode 12 Dr. Jerkell & Mr. Gillis
Maynard comes by and starts to destroy Dartmoor's lab. Dobie gives Maynard a cure to drink and it turns him into Prof. Nastington. They give Maynard a different cure which turns him into Herbert. The third cure turns him into a beautiful girl and Dobie leaves with her. Later, Maynard eats something that turns him back to normal.