He was discovered by director Kathryn Bigelow while at the Juilliard School in New York City, and was cast in her film K-19: The Widowmaker alongside Harrison Ford and Liam Neeson.

He has worked in film, theatre and television and is probably best known for playing multiple roles in Disney's sci-fi action picture Surrogates.

[3] Ginty subsequently continued his acting education at the Juilliard School in New York City as a member of the Drama Division's Group 32, which also included Jessica Chastain, Jess Weixler and Michael Urie.

He went on to star in Touchstone Pictures' Surrogates alongside Bruce Willis and Rosamund Pike and directed by Jonathan Mostow.

[13] Ginty has worked as a professor at Fordham University in New York City, and taught history at Miss Porter's, an all-girls boarding school in Farmington, Connecticut.