Appeared at the age of 13 in a Welsh television film called "Austin"

Cast in the Welsh soap opera "Pobol y Cwm (People of the Valley)"

At age 18, began attending the Royal Academy of Dramatic Art in London

While at RADA, was cast in Ibsen's "Hedda Gabler" as the husband of the lead character

Played the lead role in the British TV-remake "Poldark"

Made film debut as Oscar Wilde's lover John Gray in "Wilde"

First international role as Officer Harold Lowe in James Cameron's blockbuster film "Titanic"

Cast in the title role of "Hornblower" a British miniseries (aired on ITV and A&E)

Played the title role in "Solomon & Gaenor"; film earned an Oscar nomination for Best Foreign-Language Film

Cast in the lead role of Pip in the BBC TV production of Charles Dickens' "Great Expectations"

Portrayed a British soldier in Bosnia for the BBC drama series "Warriors"

Supported Glenn Close in "102 Dalmatians"

Reprised title role for the TV-movies "Hornblower: Mutiny" and "Hornblower: Retribution" (aired on ITV and A&E)

Had small role as half of a gay couple (with best friend Matthew Rhys) in "Very Annie Mary"

Cast in Ridley Scott's "Black Hawk Down"

Cast as Lancelot opposite Clive Owen in "King Arthur"

Cast as Mister Fantastic (Reed Richards) in Marvel's "Fantastic Four"

Portrayed famous abolitionist William Wilberforce in "Amazing Grace"

Reprised role of Mister Fantastic for the sequel "Fantastic Four: Rise of the Silver Surfer"

Portrayed former Prime Minister Tony Blair in Oliver Stone's controversial biopic "W."