Filmography40 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | The OdysseyMovie | Antinous | 64 |
| 2025 | The Jolly MonkeyMovie | Steve Blythe | 63 |
| 2025 | The AnacondasMovie | Dr. Agustin Stiglitz | 63 |
| 2025 | Ballerina AssassinMovie | Bixby | 63 |
| 2022 | The Shuttlepod ShowSeries | Self - Host | 60 |
| 2020 | GreyhoundMovie | Harry | 58 |
| 2020 | Star Trek DaySeries | Self | 58 |
| 2019 | That Guy... Who Was In That Thing 3: Trek StarsMovie | Self | 57 |
| 2019 | Cradles for CashMovie | Sergei | 57 |
| 2016 | 50 Years of Star TrekMovie | Self | 54 |
| 2016 | A Killer Walks Amongst UsMovie | — | 54 |
| 2014 | Star Trek: Enterprise - In a Mirror, DarklyMovie | Maj. Malcolm Reed | 52 |
| 2013 | Star Trek: Enterprise - ShockwaveMovie | Lt. Malcolm Reed | 51 |
| 2013 | The Captains Close UpSeries | Self | 51 |
| 2013 | Star Trek: Enterprise - Uncharted TerritoryMovie | Self | 51 |
| 2012 | Get a Life!Movie | Self | 50 |
| 2011 | The One WarriorMovie | Merlin / Dragon's Voice / Narrator | 49 |
| 2011 | The Dragon WarriorMovie | Merlin | 49 |
| 2010 | Sherlock HolmesMovie | Thorpe Holmes | 48 |
| 2009 | The NinongMovie | Ninong | 47 |
| 2008 | Sons of AnarchySeries | Luther Barkwill | 46 |
| 2007 | BeowulfMovie | Old Cain | 45 |
| 2007 | PluggedMovie | Detective Pitchman | 45 |
| 2006 | HeroesSeries | Will | 44 |
| 2005 | Prison BreakSeries | Andrew Tyge | 43 |
| 2004 | Trekkies 2Movie | Himself | 42 |
| 2003 | Las VegasSeries | Anthony Demby | 41 |
| 2002 | The Hollywood SignMovie | Steve | 40 |
| 2002 | Chromiumblue.comSeries | — | 40 |
| 2001 | Special Unit 2Series | Dr. Harlan Edens | 39 |
| 2001 | Star Trek: EnterpriseSeries | Malcolm Reed | 39 |
| 1998 | What I Did for LoveMovie | Chris | 36 |
| 1997 | Buffy the Vampire SlayerSeries | Blair | 35 |
| 1997 | Jungle 2 JungleMovie | Ian | 35 |
| 1994 | Shake, Rattle and Rock!Movie | Marc (uncredited) | 32 |
| 1989 | The Paradise ClubSeries | Gregor | 27 |
| 1989 | Desmond'sSeries | Tony | 27 |
| 1987 | Inspector MorseSeries | Murray Stone | 25 |
| 1986 | CasualtySeries | Ian Tilsley | 24 |
| 1984 | The BillSeries | — | 22 |