Supergirl
- Blwyddyn: 1984
- Gwlad: Netherlands, United Kingdom, United States of America
- Genre: Adventure, Fantasy, Action
- Stiwdio: Artistry Limited, Alexander and Ilya Salkind Productions
- Allweddair: magic, superhero, laser, based on comic, alternate dimension, teenage girl, gardener, occult, heroine, love potion, invisible monster, girls' school
- Cyfarwyddwr: Jeannot Szwarc
- Cast: Faye Dunaway, Helen Slater, Peter O'Toole, Mia Farrow, Brenda Vaccaro, Peter Cook