Nominated for the 2011 Primetime Emmy Award for Outstanding Lead Actor in Comedy Series
Cast opposite Justin Timberlake and Amanda Seyfried in the futuristic thriller "In Time"
Had a small role in the superhero comedy "Hancock" alongside Will Smith and Jason Bateman
Cast as Leonard Hofstadter, PhD, on the CBS sitcom "The Big Bang Theory"
Appeared as a young prostitute in the off-Broadway production of Carter Beene's gay Hollywood satire "The Little Dog Laughed"
Had a recurring role as Trouty on TBS's sitcom, "My Boys"
Guest starred on the first-season of "My Name Is Earl" (NBC) as a golfer
Had a recurring role as the half-brother of the main characters on the TV sitcom "Hope & Faith" (ABC)
Played the lead role in the indie film "Bookies"
Re-teamed with director Don Roos for a small role in "Bounce"
Cast as a nebbishy rich kid who folds easily under pressure in "Suicide Kings"
Sold first screenplay, "Snollygoster"; co-written with Chris Kletzien
Played a menacing homosexual opposite Christina Ricci in Don Roos' "The Opposite of Sex"
Played a jealous loser who has an eye for Jennifer Love Hewitt in the thriller "I Know What You Did Last Summer"
Portrayed one of two adopted sons accused of murdering their parents in the NBC TV-movie "A Family Torn Apart"
Cast as David Healy, the boyfriend of Darlene Conner, on the ABC sitcom "Roseanne"
Played Roseanne Barr's son in the ABC made-for-TV movie "Back Field in Motion"
First starring role on the short-lived NBC comedy series "American Dreamer"
Took over the role of Rusty for "National Lampoon's Christmas Vacation"
Made film debut as River Phoenix's brother in "A Night in the Life of Jimmy Reardon"
Made his TV acting debut in "Time Out for Dad" (NBC)
At age seven, began performing in community theaters in Chicago