| Release Date | 19 July 1984 |
| Budget | $35,000,000 |
| US Box Office | $14,000,000 |
| Other Names | Supergirl: The Movie |
| Tagline | Her first great adventure. |
| Genre | Action, Adventure, Sci-Fi, Fantasy |
| Country | UK |
| Filming Locations | Black Park Country Park, Wexham, Buckinghamshire, England, UK |
| Language | English |
| Sound Mix | 70 mm 6-Track, Dolby |
| Color | Color |
| Film Type | Feature |
| Film Class | Superhero Film |
| Themes | Race Against Time, Daring Rescues, Righting the Wronged, Heroic Mission |
| Tones | Fanciful, Rousing, Visceral, Stylized |
| Tags | Cousin, Family, High School, Insanity, Power, Ring [jewelry], Student, Superhero |
Supergirl is a 1984 superhero film directed by Jeannot Szwarc, and stars Helen Slater in her first motion picture role in the title role of the DC Comics superheroine Supergirl. Faye Dunaway (who received top billing) played the primary villain, Selena. The film was a spin-off from the Salkinds' Superman film series which starred Christopher Reeve. The movie also featured Marc McClure reprising his role as Jimmy Olsen from the Superman films.