Supersonic Supergirls (1973) is a Comedy film that follows sequel to the huge hit The Stewardesses (1969), which was also shot in 3-D. Supersonic Supergirls is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 2.0 out of 10 from 2 votes. Fans of comedy movies may also want to explore similar titles below.