Acting
Born August 8, 1960 · Baltimore, Maryland, USA
Homicide: Life on the Street
1993 · Castleman
NOVA
1974 · Narrator (voice)
Hit and Run
2009 · Mechanic
Breeders
1986 · Det. Dale Andriotti
Citizen Cohn
1992 · Young Doctor
Shot in the Heart
2001 · Moody
Riot on 42nd St.
1987 · Tom Barnes
Decoding Neanderthals
2013 · Self - Narrator
Ultimate Mars Challenge
2012 · Narrator
Superpride
2008 · Narrator
The World's Biggest Cave
2009 · Himself - Narrator
Ice Age Death Trap
Secrets of the Sun
Farewell Israel: Bush, Iran and the Revolt of Islam
2007 · Narrator
Cheetahs: The Deadly Race
2002
Ce que Darwin ne savait pas encore
2009 · Narrator
Winged Wizards of the Night
2005 · Narrator
Mastodon in your Backyard
2001
Inside Animal Minds
2014 · Narrator
Engineering Ground Zero
2011 · Narrator
Sally Pacholok
2015 · Peter's Father
The Four-Winged Dinosaur
Talons of Terror
2000 · Narrator (voice)
Falklands: Flying Devils
Cuttlefish: Kings of Camouflage
1997 · Narrator
The Ultimate Guide
1996 · Narrator
