Appeared in the drama "Certain Women"
Appeared in the historic disaster film "Pompei"
Portrayed Ulysses S. Grant opposite Daniel Day-Lewis in Steven Spielberg's "Lincoln"
Cast as the villain Moriarty opposite Robert Downey, Jr. and Jude Law in Guy Ritchie's "Sherlock Holmes: A Game of Shadows"
Played a supporting role opposite Harrison Ford and Brendan Fraser in "Extraordinary Measures"
Cast as a straight-laced ad agency CFO Lane Price on "Mad Men" (AMC); character committed suicide during fifth season
Landed a recurring guest role on "Fringe" (Fox)
Appeared opposite Brad Pitt and Cate Blanchett in "The Curious Case of Benjamin Button"
Co-starred in M. Night Shyamalan's "Lady in the Water"
Cast in the HBO original film "The Notorious Bettie Page," starring Gretchen Mol as the 1950s pinup
Appeared in the biopic "Sylvia," starring Gwyneth Paltrow
Played smack-dealing performance artists Russel in the indie film "Igby Goes Down"
Appeared in the off-Broadway play "More Lies About Jerzy"
Starred as an early 20th Century filmmaker in China in "Shadow Magic"
Tackled "Hamlet" at the New Jersey Shakespeare Festival in a multimedia production that saw Richard Harris play the ghost of Hamlet's father via digital technology
Co-starred in "B. Monkey" (filmed in 1996)
Appeared as a sexy Russian cab driver in "Happiness"
Starred as the artist in "I Shot Andy Warhol"
Played vampire twin in "Nadja"
Co-starred as Tom Cruise's brother in Ron Howard's "Far and Away"
Played Hotspur in off-Broadway production of "Henry IV"; moved to New York City
Made film debut in "The Rachel Papers" directed by his brother Damian
Is of Irish, Welsh, and English descent.
After graduation from Duke, he returned to Britain and joined the Royal Shakespeare Company.