She Played Julie “The Cat” Gaffney in The Mighty Ducks Franchise. See Colombe Jacobsen-Derstine Now At 44. By Nick Lee | December 1, 2022 Colombe Jacobsen-Derstine is an actress and chef, best known for her role as the goalie, Julie Gaffney, in the Mighty Ducks franchise. [Read more…] about She Played Julie “The Cat” Gaffney in The Mighty Ducks Franchise. See Colombe Jacobsen-Derstine Now At 44.