Made early film appearance in "The Life of Baal"

Spent part of the the late 1970s and early 1980s with the Royal Shakespeare Company

First collaboration with director Mike Leigh, the BBC film "Home Sweet Home"

Was part of the ensemble cast of the hit British sitcom "Auf Wiedersehen, Pet"; reprised role in 1986

Had featured role in stage play "Smelling a Rat," directed by Leigh

Appeared in Bernardo Bertolucci's "The Sheltering Sky"

First feature collaboration with Leigh, "Life Is Sweet"

Seen by US audiences as guest star in episode of "The Young Indiana Jones Chronicles" (ABC)

Starred in the British sitcom "Frank Stubbs Promotes/Frank Stubbs"

Was comedy player on HBO Special "Tracey Ullman: A Class Act"

Co-starred with Brenda Blethyn in the British comedy series "Outside Edge"

Received international recognition for starring role in Leigh's "Secrets & Lies"

Developed leukemia; briefly retired from acting while undergoing treatment

Had featured role as D'Oyly-Carte performer Richard Temple in Mike Leigh's "Topsy-Turvy"

Co-starred as Kerry Fox's cab driver husband in "Intimacy"

Cast as the road manager of a heavy metal band in "Rock Star"

Co-starred in Peter Cattaneo's film "Lucky Break"

Reunited with Mike Leigh as co-star of "All or Nothing"

Portrayed Simon Graham, Tom Cruise's British Interpreter in the film "The Last Samurai"

Cast as Peter Pettigrew in "Harry Potter and the Prisoner of Azkaban," the third installment of the 'Harry Potter' series

Starred as Mr. Poe in "Lemony Snicket's A Series of Unfortunate Events," an adaptation of Daniel Handler's beloved children's-book series

Portrayed Wormtail in "Harry Potter and the Goblet of Fire," adapted from the fourth book in the fantasy series by J.K. Rowling and directed by Mike Newell

Portrayed British executioner Albert Pierrepoint in "Pierrepoint," directed by Adrian Shergold

Will star as Beadle Bamford in Tim Burton's production of "Sweeney Todd"