На 10 годишна възраст Йън става модел на Келвин Клайн, Долче и Габана, Гучи и Версаче. Не обича да говори за кариерата си на модел, защото хората ще го възприемат, като поредното красиво лице. Занимавал се е с футбол и бейзбол. Той е първият получил роля за сериала "Изгубени"
ФИЛМОГРАФИЯ# "Tell Me You Love Me" .... Nick (6 episodes, 2007)
- Episode #1.9 (2007) TV episode .... Nick
- Episode #1.8 (2007) TV episode .... Nick
- Episode #1.7 (2007) TV episode .... Nick
- Episode #1.6 (2007) TV episode .... Nick
- Episode #1.5 (2007) TV episode .... Nick
(1 more)
# "Lost" .... Boone Carlyle (28 episodes, 2004-2007)
- Exposé (2007) TV episode .... Boone Carlyle
- Further Instructions (2006) TV episode .... Boone Carlyle
- The Other 48 Days (2005) TV episode (voice) (uncredited) .... Boone Carlyle
- Abandoned (2005) TV episode .... Boone Carlyle
- Exodus: Part 2 (2005) TV episode .... Boone Carlyle
(23 more)
# Marco Polo (2007) (TV) .... Marco Polo
# The Sensation of Sight (2006) .... Drifter
# Pulse (2006) .... Dexter
# TV: The Movie (2006)
... aka National Lampoon's TV the Movie (USA: complete title)
# Recess (2004) .... Cooley
# The Old Man and the Studio (2004) .... Matt
# "Smallville" .... Adam Knight (6 episodes, 2004)
... aka Smallville Beginnings (USA: rerun title)
... aka Smallville: Superman the Early Years (UK: promotional title)
- Crisis (2004) TV episode .... Adam Knight
- Obsession (2004) TV episode .... Adam Knight
- Velocity (2004) TV episode .... Adam Knight
- Hereafter (2004) TV episode .... Adam Knight
- Delete (2004) TV episode .... Adam Knight
(1 more)
# In Enemy Hands (2004) .... U.S.S. Swordfish: Danny Miller
... aka U-Boat (Europe: English title: DVD box title)
# Fearless (2004) (TV) .... Jordan Gracie
# "CSI: Miami" .... Ricky Murdoch (1 episode, 2003)
- The Best Defense (2003) TV episode .... Ricky Murdoch
# "Law & Order: Special Victims Unit" .... Charlie Baker (1 episode, 2003)
... aka Law & Order: SVU (USA: promotional abbreviation)
... aka Special Victims Unit (New Zealand: English title)
- Dominance (2003) TV episode .... Charlie Baker
# The Rules of Attraction (2002) .... Paul Denton
... aka Regeln des Spiels, Die (Germany)
# "CSI: Crime Scene Investigation" .... Tony Del Nagro (1 episode, 2002)
... aka C.S.I. (USA: short title)
... aka CSI: Las Vegas (USA: syndication title)
... aka CSI: Weekends (USA: promotional title)
... aka Experts, Les (Canada: French title)
- Revenge Is Best Served Cold (2002) TV episode .... Tony Del Nagro
# Changing Hearts (2002) .... Jason Kelly
# Life as a House (2001) .... Josh
# Anatomy of a Hate Crime (2001) (TV) .... Russell Henderson
# "Young Americans" .... Hamilton Fleming (8 episodes, 2000)
- Will Bella Scout Her Mom? (2000) TV episode .... Hamilton Fleming
- Free Will (2000) TV episode .... Hamilton Fleming
- Gone (2000) TV episode .... Hamilton Fleming
- Winning Isn't Everything (2000) TV episode .... Hamilton Fleming
- Cinderbella (2000) TV episode .... Hamilton Fleming
(3 more)
# "Now and Again" .... Brian (1 episode, 1999)
- A Girl's Life (1999) TV episode .... Brian
# Celebrity (1998) (unconfirmed) (uncredited)
# "The Big Easy" .... IQ (1 episode, 1997)
- The Black Bag (1997) TV episode .... IQ