Banned from entering China because of his role in Seven Years in Tibet (1997).
He and his ex-girlfriend, Anna Friel, became The Faces Of Mulberry in Spring 2002.
Was originally considered for the role of Professor Quirrell in Harry Potter and the Sorcerer's Stone (2001). He later got the role of Professor Lupin in Harry Potter and the Prisoner of Azkaban (2004).
Graduated from The Guildhall School of Music and Drama, London, England in 1984.
Turned down the role of Simon Gruber in Die Hard with a Vengeance (1995), which was later given to Jeremy Irons.
During the filming of The Island of Dr. Moreau (1996), he fell off a horse and broke his leg.
Because he had such a bad experience working on The Island of Dr. Moreau (1996), he vowed never to see the final product. He skipped the opening premiere.
He was in a relationship with actress Anna Friel from 2001 - 2010. They have a daughter, Gracie Ellen Mary Thewlis, born on July 9, 2005.
He'd been considered for the role of "Montgomery" in The Island of Dr. Moreau (1996) then, as filming was due to start, he was cast as "Edward Douglas", replacing Rob Morrow, who'd dropped out.