Supergirl (1984) is a Adventure, Fantasy, Action, Science Fiction film that follows after losing a powerful orb, Kara, Superman's cousin, comes to Earth to retrieve it and instead finds herself up against a wicked witch. Currently, you can watch Supergirl on HBO Max Amazon Channel, YouTube TV, Cinemax Amazon Channel, HBO Max. Streaming availability may vary by country and platform over time. It has a user rating of 5.4 out of 10 from 702 votes. Fans of adventure movies may also want to explore similar titles below.