- Warehouse 13 (TV Series)
- Smallville (TV Series)
- The Shrine (2010)
- Treed Murray (2001)
Aaron was born in Richmond, Canada and is the son of homemaker Linda and engineer Rick. He has a twin brother, Shawn Ashmore. The twins were discovered by a talent agent in a club called "Multiple Birth Association" where their mother was a regular. The twins started out in commercials, sometimes by themselves or sometimes together. He is known for playing ‘Marc Hall’ in "Prom Queen: The March Hall Story". He has also appeared in the films "Safe", "A Separate Peace" and "A Bear Named Winnie," and played the recurring role of ‘Troy Vandegraff" in the TV series ‘Veronica Mars’.
- Aaron was born one minute before his twin, Shawn Ashmore.
- He has his grandfather's initial tattooed on his wrist, as does his twin brother Shawn.
- Aaron and Shawn both played popular comic book characters. Aaron played ‘Jimmy Olsen’ in Smallville while Shawn played ‘Iceman’ in the X-Men films.