The following year, he appeared in one episode of Performance.
In 2003, he appeared in four episodes of Charles II: The Power and the Passion.
Currently, he is single, and there are no any rumors about his affair with any woman.
In film, he has appeared in Kenneth Branagh's rendition of Hamlet (1996) playing Fortinbras, The Woodlanders, Dangerous Beauty, Dark City, A Knight's Tale, The Illusionist, Tristan and Isolde, and Martha, Meet Frank, Daniel and Laurence.
His other movies include In a Savage Land, Bless the Child, A Knight's Child, Extreme Ops, Taste, The Legend of Zorro, and Tristan and Isolde.
He is best known for his role in The Woodlanders, Dark City, Meet Frank, The Illusionist, Dangerous Beauty, A Knight's Tale, Tristan and Isolde, and Martha, Daniel and Laurence.
His movie Hercules is scheduled to release in July of 2014, where he will appear as Autolycus.
Sewell also played the main vampire Adam in the movie Abraham Lincoln: Vampire Hunter and also had a small role in The Tourist, starring Angelina Jolie and Johnny Depp.
In 2003, he appeared in the lead role in Charles II: The Power and The Passion.
He starred in the CBS drama Eleventh Hour which was cancelled in April 2009.His film work includes 1995's Cold Comfort Farm, directed by John Schlesinger, the lead role of John Murdoch in the science fiction film Dark City in 1998, Amazing Grace, The Illusionist and Nancy Meyers' romantic comedy The Holiday.