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! Year !! Title !! Role
|-
| [[1974 in television|1974]] || ''[[Pobol y Cwm]]'' ([[television program|TV series]]) || Gareth Wyn Harries (1987–1994)
|-
| [[1986 in television|1986]] || ''Austin'' (TV) || Dafydd
|-
| [[1996 in television|1996]] || ''[[Poldark]]'' (TV) || Jeremy Poldark
|-
| [[1997 in film|1997]] || ''[[Wilde (film)|Wilde]]'' || John Gray
|-
| [[1997 in film|1997]] || ''[[Titanic (1997 film)|Titanic]]'' || [[Harold Lowe|Harold Godfrey Lowe]], Fifth Officer of the [[RMS Titanic|RMS ''Titanic'']]
|-
| [[1998 in television|1998]] || ||''[[Hornblower (TV series)|Hornblower: The Even Chance]]'' (TV) || Midshipman [[Horatio Hornblower]]
|-
| [[1998 in television|1998]] || ||''[[Hornblower (TV series)|Hornblower: The Examination For Lieutenant]]'' (TV) || Acting Lt. Horatio Hornblower
|-
| [[1999 in television|1999]] || ||''[[Warriors (TV series)|Warriors]]'' (TV) || Lt. John Feeley
|-
| [[1999 in television|1999]] || ||''[[Hornblower (TV series)|Hornblower: The Duchess and the Devil]]'' (TV) || Acting Lt. Horatio Hornblower
|-
| [[1999 in television|1999]] || ||''[[Hornblower (TV series)|Hornblower: The Frogs and the Lobsters]]'' (TV) || Lt. Horatio Hornblower
|-
| [[1999 in television|1999]] || ||''[[Great Expectations]]'' (TV) || Pip
|-
| [[1999 in film|1999]] || ||''[[Solomon & Gaenor]]'' || Solomon Levinsky
|-
| [[2000 in television|2000]] || ||''[[The Miracle Maker]]'' (TV) ([[voice actor|voice]]) ||
|-
| [[2000 in film|2000]] || ||''[[102 Dalmatians]]'' || Kevin Shepherd
|-
| [[2001 in film|2001]] || ||''[[Another Life (film)|Another Life]]'' || Freddy Bywaters
|-
| [[2001 in film|2001]] || ||''[[Very Annie Mary]]'' || Hob
|-
| [[2001 in film|2001]] || ||''[[Happy Now]]'' || Sgt. Max Bracchi
|-
| [[2001 in television|2001]] || ||''[[Hornblower (TV series)|Hornblower: Mutiny]]'' (TV) || 3rd Lt. Horatio Hornblower
|-
| [[2001 in television|2001]] || ||''[[Hornblower (TV series)|Hornblower: Retribution]]'' (TV) || 3rd Lt. Horatio Hornblower
|-
| [[2001 in film|2001]] || ||''[[Black Hawk Down (film)|Black Hawk Down]]'' || Lt. John Beales
|-
| [[2002 in film|2002]] || ||''[[Shooters (2002 film)|Shooters]]'' || Freddy Guns
|-
| [[2002 in film|2002]] || ||''[[The Gathering (film)|The Gathering]]'' || Dan Blakeley
|-
| [[2002 in television|2002]] || ||''[[Man and Boy]]'' (TV) || Harry Silver
|-
| [[2002 in television|2002]] || ||''[[The Forsyte Saga (TV miniseries)|The Forsyte Saga]]'' (TV) || Phillip Bosinney
|-
| [[2003 in television|2003]] || ||''[[Hornblower (TV series)|Hornblower: Loyalty]]'' (TV) || Commander Horatio Hornblower
|-
| [[2003 in television|2003]] || ||''[[Hornblower (TV series)|Hornblower: Duty]]'' (TV) || Commander Horatio Hornblower
|-
| [[2003 in film|2003]] || ||''[[This Girl's Life]]'' || Daniel
|-
| [[2004 in television|2004]] || ||''[[Century City (TV series)|Century City]]'' (TV) || Lukas Gold
|-
| [[2004 in film|2004]] || ||''[[King Arthur (film)|King Arthur]]'' || [[Lancelot]]
|-
| [[2005 in film|2005]] || ||''[[Fantastic Four (film)|Fantastic Four]]'' || [[Reed Richards]]
|-
| [[2006 in film|2006]] || ||''[[The TV Set]]'' || Richard McAllister
|-
| [[2006 in film|2006]] |||| ''[[Amazing Grace (2006 film)|Amazing Grace]]'' || [[William Wilberforce]]
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| [[2007 in film|2007]] || ||''[[Fantastic Four: Rise of the Silver Surfer]]'' || [[Reed Richards]]
|-
| [[2008 in film|2008]] || ||''[[Fireflies in the Garden]]'' ||
|}
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