Her 1st notable role wwhen as a character Murron in the multiple Academy Award-winning movie Braveheart, which also starred & was directed by Mel Gibson.

Her screen debut, but, wwhen as a lead in the Anna Campion directed film Loaded. When a profits of Braveheart, McCormack had starring roles inside Nils Gaup's Northstar & Marshall Herskovitz's The Honest Courtesan. She has likewise appeared inside David Leland's Land Girls and has played the leading role of Hannah in Davy Kane's ''This Year's Love, which also starred Kathy Burke.

She likewise starred around Spy Game, paired Robert Redford and Brad Pitt.

Selected Filmography
Spy Game (2001) The Tailor of Panama (2001) The Weight of Water (2000) Shadow of the Vampire (2000) Dancing at Lughnasa (1998) Deacon Brodie (1997) (TV) Braveheart'' (1995)