24/04/1959 - Dallas, Texas (Estados Unidos)
Apariciones en ST:[]
- TNG: "Peak Performance" (147)(1989) - Alférez Burke
- TNG: "Starship Mine" (244)(1993) - Orton
- Film "Star Trek: Generations " (1994) - Navegante USS Enterprise-B
- VOY: "Resistance" (128)(1995) - Guardia
- ENT: "North Star" (161)(2003) - MacReady
Otros Trabajos Destacados:[]
- Film "The Philadelphia Experiment" (1984) - Mecánico
- Serie "Quantum Leap" (1991) - "Grady" en ep. "Justice - May 11, 1965"
- Film "Under Siege" (1992) - Alferez Taylor
- Serie "Babylon 5" (1995) - "Franke" en ep. "Acts of Sacrifice"
- Telefilm "Alien Nation: Body and Soul" (1995)
- Serie "JAG" (1995/1998) - CPO Ned Bannon.
- Serie "Viper" (1996) - "Walter Powell" en ep. "MIG-89"
- Serie "Dark Skies" (1996) - "Comandante de Mision" en ep. "Mercury Rising"
- Film "Air Force One" (1997) - Agente Walters
- Film "Godzilla" (1998) - Kyle Terrington
- Serie "The Sentinel" (1998) - "K.C. Garner" en ep. "Crossroads"
- Serie "The X Files" (1998) - "Aaron Starkey" en ep. "All Souls"
- Serie "Millenium" (1998) - "Richard Gilbert" en eps. "The Fourth Horseman" y "The Time is Now"
- Serie "Harsh Realm" (1999) - "General" en ep. "Inga Fossa"
- Serie "First Wave" (1999) - "Sheriff John" en ep. "Normal, Illinois"
- Serie "C.S.I. - Crime Scene Investigation" (2000) - Sheriff Brian Mobley
- Serie "JAG" (2000) - "Capitan French" en ep. "Body Talk"
- Film "Pearl Harbor" (2001) - Almirante Halsey
- Film "Black Hawk Down" (2001) - Teniente Coronel Tom Matthews
- Serie "24" (2001/2009) - Aaron Pierce
- Serie "Buffy, The Vampire Slayer" (2002) - "Mr. Newton" en ep. "Help"
- Film "The Core" (2003) - Agente del FBI
- Serie "Charmed" (2005) - "Agente Keyes" en eps. "Something Wicca This Way Goes" y "Still Charmed and Kicking"
- Film "Transformers" (2007) - Coronel Sharp
- Serie "The 4400" (2007) - "General" en ep. "Till We Have Built Jerusalem"
- Serie "Dollhouse" (2009) - "Sheriff Rand" en ep. "Meet Jane Doe"
- Film "Transformers: Revenge of the Fallen" (2009) - General Morshower
- Film "Transformers: Dark of the Moon" (2011) - General Morshower
- Serie "Dallas" (2012/2013) - Lou Rosen
- Serie "Revolution" (2013) - "Tower" en ep. "Ghosts"
- Serie "Agents of S.H.I.E.L.D." (2014) - General Jacobs
- Serie "Supergirl" (2015/2016) - General Sam Lane
- Film "Transformers: The Last Knight" (2017) - General Morshower
- Serie "Electric Dreams" (2018) - "Ed" en ep. "Kill All Others"
- Serie "Ozark" (2022) - Director Asistente del FBI Graves