Self - Host / Self - Biomedical Engineer / Biomedical Engineer (33 episodes, 2009-2011)
Self / Self - ER Doctor / UFC Medic / Self - Host / E.R. Doctor & Trauma Expert (29 episodes, 2009-2011)
Self - Computer Programmer / Self (23 episodes, 2009-2010)
Self - Host / Self / Weapons & Tactics Specialist (10 episodes, 2011)
Self / Bladesmith / Self - Weapons Fabricator (9 episodes, 2011)
Al Capone / Apache / Green Beret / Hero Maori / Samurai / Shaolin Monk / Spetsnaz / Taliban / Yakuza / Zulu Warrior (5 episodes, 2009-2010)
Narrator (9 episodes, 2009)
William Wallace / Billy / Conquistador / Spartan (3 episodes, 2009-2010)
Self - Combat Engine Designer / Self - Comat Engine Designer (4 episodes, 2011)
Hernan Cortes / Mongol Warrior / Persian Immortal Expert / Roman legionary (4 episodes, 2010-2011)
British Soldier / French Knight / I.R.A. Soldier / Mafia / Saxon / Viking (4 episodes, 2009)
Conquistador / Hannibal / Roman Centurion / Self - Weapons Specialist / Tatar / Tirones / Young Attila the Hun (4 episodes, 2010-2011)
French Foreign Legion Hero / French Soldat / Soldier / Spetznaz Soldier (3 episodes, 2009-2011)
Khmer Rouge Soldier / Ming Warrior / Shaolin Monk (1 episode, 2009-2011)
Spetsnaz Leader / Mujahideen Freedom Fighter (3 episodes, 2009-2010)
Apache / Lead Pirate / Spartan (1 episode, 2009)
IRA Member / Scottish Warrior / Tony (2 episodes, 2009)
Asian Weapons Expert / Attila the Hun Warrior / Genghis Khan (3 episodes, 2010-2011)
Bedouin / French commander / Roman (3 episodes, 2011)
Aztec Warrior / Lakota Warrior (2 episodes, 2010-2011)
Pol Pot / Self - Pol Pot Weapons Expert / Yakuza Boss (1 episode, 2009-2011)
Saddam Hussein / Self - Mujahideen Freedom Fighter (2 episodes, 2009-2011)
Lakota Warrior / Mujahideen Freedom Fighter (2 episodes, 2009-2011)
Antonio (1 episode, 2009-2010)
IRA Collins (2 episodes, 2009-2010)
Self / Self - Former Spetsnaz Operative (1 episode, 2009-2010)
Apache / Cartel Drug Dealer / Sadler (2 episodes, 2009-2010)
Roman Tirones / Vinny (1 episode, 2009-2010)
French Knight / Viking Warrior (1 episode, 2009)
Martial Arts Master (1 episode, 2009)
Akira / Samurai (1 episode, 2009)
Comanche Hero / Self - Crazy Horse Expert (2 episodes, 2010-2011)
Aztec / Lakota Warrior (2 episodes, 2010-2011)
Chinese Warrior / Khmer Rouge Soldier (2 episodes, 2010-2011)
Hernan Cortes weapons expert / Musketeer (2 episodes, 2010-2011)
Afghan Cleric / Persian Warrior (2 episodes, 2010)
Capone Gang / Frank Nitti / Spaniard Captain / Stunts (2 episodes, 2010)
Somali Pirate (1 episode, 2010)
CIA Agent / Greco Roman Wrestler (2 episodes, 2010)
German Terrorist / Nazi waffen soldier (2 episodes, 2010)
Persian Warrior / Vladislav (2 episodes, 2010)
Bedouin / Republican Gaurd / Republican Guard (2 episodes, 2011)
Self - Rajput Expert (1 episode, 2010)
Israeli Commando (1 episode, 2010)
Nazi Waffen SS Hero (1 episode, 2010)
Self (1 episode, 2010)
Hero French Musketeer (1 episode, 2010)
Hero (1 episode, 2011)
Self - Weapons Expert (1 episode, 2010)
Persian Immortal Expert (1 episode, 2010)
Vampire Hero (1 episode, 2011)
North Korea / Self - SWAT CDR & Tactics Specialist (1 episode, 2011)
Saddam / Self - Former Iraqi Army General (1 episode, 2011)
Self / Sun Tzu Expert (1 episode, 2010)
Saddam / Self - Saddam Weapons Expert (1 episode, 2011)
Hannibal / Self - Professor of Archaeology, Stanford (1 episode, 2011)
North Korea / Self - Fmr. South Korean Marine (1 episode, 2011)
Genghis / Self - U.S. Marine & Mongol Weapons Expert (1 episode, 2011)
North Korea / Self - Fmr. U.S. Intelligence Officer (1 episode, 2011)
Saddam / Self - Former USAF and CIA Agent (1 episode, 2011)
Self - U.S. Army Ranger / U.S. (1 episode, 2011)
Genghis / Self - Author, 'The MOngol Art of War' (1 episode, 2011)
Self - U.S. Army Ranger & Historian / U.S. (1 episode, 2011)
Pol Pot / Self - Cambodian Genocide Survivor (1 episode, 2011)
Self - War Elephant test (1 episode, 2011)
North Korea / Self - 9th Degree Black Belt (1 episode, 2011)
Self - Animal Trainer (1 episode, 2011)
Self - Maori Weapons Specialist (1 episode, 2009)
Team William Wallace (1 episode, 2009)
Self (1 episode, 2009)
Self - Samurai Weapons Expert (1 episode, 2009)
Self - Yakuza Weapons Expert (1 episode, 2009)
Self - Chinese Weapons Expert (1 episode, 2009)
Self - Viking Weapons Instructor (1 episode, 2009)
Self - Martial Arts Expert (1 episode, 2009)
Self - Mafia Expert / Weapons Specialist (1 episode, 2009)
Young Viking (1 episode, 2009)
Self - Former Green Beret (1 episode, 2009)
Self - Highlander Weapons Expert (1 episode, 2009)
Self - World Champion Knife Fighter (1 episode, 2009)
Self - Sword Fighting Instructor (1 episode, 2009)
Self - Spartan Weapons Expert (1 episode, 2009)
Lead Recreation Ninja (1 episode, 2009)
Self - Ancient Weapons Specialist (1 episode, 2009)
Historian / Self - Kung Fu Master (1 episode, 2009)
The Gladiator (1 episode, 2009)
Self - Ninjitsu Master (1 episode, 2009)
Apache (1 episode, 2009)
Self - Zulu Combat Expert (1 episode, 2009)
Self - Zulu Stick Fighting Master (1 episode, 2009)
Historian / Self - Yakuza Descendant (1 episode, 2009)
Mafia (1 episode, 2009)
Samurai (1 episode, 2009)
Self - Maori Weapons Historian (1 episode, 2009)
Self - Army Veteran / Sword Expert (1 episode, 2009)
Historian / Self - Mafia Descendant (1 episode, 2009)
Self - IRA Weapons Expert (1 episode, 2009)
Self - Medieval Weapons Expert (1 episode, 2009)
Viking (1 episode, 2009)
Self - Former Spetsnaz Operative (1 episode, 2009)
Maori (1 episode, 2009)
Self - Gladiator Combat Instructor (1 episode, 2009)
Self - Spartan Historian (1 episode, 2009)
Self - Special Forces Instructor (1 episode, 2009)
Self - Counter-Terrorism Specialist (1 episode, 2009)
Biomedical Engineer / Host (1 episode, 2009)
Self - Wushu National Champion (1 episode, 2009)
Spartan (1 episode, 2009)
Self - Samurai Descendant (1 episode, 2009)
Self - Pirate Weapons Master (1 episode, 2009)
Self - Viking Combat Expert (1 episode, 2009)
Zande Warrior Expert (1 episode, 2010)
Taliban Leader (1 episode, 2010)
Enemy Soldier (1 episode, 2010)
Alexander the Great (1 episode, 2010)
Roman Weapons Expert (1 episode, 2010)
Ming Rival (1 episode, 2010)
Hero Somali Pirate (1 episode, 2010)
German Terrorist (1 episode, 2010)
Roman Centurion (1 episode, 2010)
Arab (1 episode, 2010)
Self - Bladed Weapons Specialist (1 episode, 2010)
Hijacker (1 episode, 2010)
Mongolian Warrior (1 episode, 2010)
Wallachian Warrior (1 episode, 2010)
Augustinus - Roman Legionare (1 episode, 2010)
Rajput trainer (1 episode, 2010)
Aztec Warrior (1 episode, 2010)
CIA Agent (1 episode, 2010)
Self - Mafiosi Descendant (1 episode, 2010)
Viet Cong weapons expert (1 episode, 2010)
Terrorist (1 episode, 2010)
Hamas (1 episode, 2010)
Al Capone Gang Member (1 episode, 2010)
Self - Gun Expert and Historian (1 episode, 2010)
Mao Warrior (1 episode, 2010)
Bodyguard (1 episode, 2010)
Actor (1 episode, 2010)
Zande Warrior (1 episode, 2010)
French Partisan (1 episode, 2010)
KGB Agent (1 episode, 2010)
Mongol (1 episode, 2010)
Rajput Warrior (1 episode, 2010)
Ming Warrior Expert (1 episode, 2010)
Persian Warrior (1 episode, 2010)
Viet Cong Commander (1 episode, 2010)
Turkish Warrior (1 episode, 2010)
(1 episode, 2010)
Warrior (1 episode, 2010)
Concubine (1 episode, 2010)
Navy Seal (1 episode, 2010)
Wench (1 episode, 2010)
Hero Swat (1 episode, 2010)
Pedestrian (1 episode, 2010)
Trainee (1 episode, 2010)
Celt Warrior (1 episode, 2010)
Vlad The Impaler (1 episode, 2010)
Ming Warrior (1 episode, 2010)
Yahya Ayyash (1 episode, 2010)
Celtic Hero (1 episode, 2010)
Aztec Warrior Expert (1 episode, 2010)
GSG9 Agent (1 episode, 2010)
Roman Legionary Soldier (1 episode, 2010)
Victor Vladimiravno (1 episode, 2010)
Self - Jesse James Weapons Expert (1 episode, 2010)
Attila the Hun (1 episode, 2010)
Hero CIA Agent (1 episode, 2010)
German Op (1 episode, 2010)
Roman Legionary (1 episode, 2010)
Shaolin Monk (1 episode, 2010)
Roman (1 episode, 2011)
Lakota Warrior (1 episode, 2011)
Joan of Arc Weapons Expert (1 episode, 2011)
Lawrence of Arabia (1 episode, 2011)
Young Washington (1 episode, 2011)
Spanish Soldier (1 episode, 2011)
French Commander 1 (1 episode, 2011)
Young Napoleon (1 episode, 2011)
Mongolian warrior (1 episode, 2011)
Pancho Villa's sister (1 episode, 2011)
Cavalryman (1 episode, 2011)
Self - Pancho Villa Expert (1 episode, 2011)
Soldier (1 episode, 2011)
Pancho Villa (1 episode, 2011)
Chinese Villager (1 episode, 2011)
Young Crazy Horse (1 episode, 2011)
William the Conqueror expert (1 episode, 2011)
Conquistador (1 episode, 2011)
French Lieutenant (1 episode, 2011)
Lawrence of Arabia Hero (1 episode, 2011)
Crazy Horse (1 episode, 2011)
William the Conquerer (1 episode, 2011)
Joan of Arc (1 episode, 2011)
Tortured Native American (1 episode, 2011)
Self - historical expert - Joan of Arc (1 episode, 2011)
Republican Guard (1 episode, 2011)
Zombie Hipster (1 episode, 2011)
18th Century Weapons Expert (1 episode, 2011)
Professor Lopez (1 episode, 2011)
Zombie (1 episode, 2011)
Young Gurkha (1 episode, 2011)
Teddy Roosevelt (1 episode, 2011)
Russian Torture Victim (1 episode, 2011)
Napoleon Hero (1 episode, 2011)
Hannibal (1 episode, 2011)
Self (1 episode, 2011)
Ivan the Terrible (1 episode, 2011)
Teddy Roosevelt Expert (1 episode, 2011)
Gurkha Hero (1 episode, 2011)
US Army Ranger 3 (1 episode, 2011)
Self - Pancho Villa expert (1 episode, 2011)
King Edward The Confessor (1 episode, 2011)
Khmer Rouge Soldier (1 episode, 2011)
Green beret / Israeli Commando / Maori warrior / Taliban / Yakuza (uncredited) (5 episodes, 2009-2010)
Apache / Emeny of Spartan / Enemy of Maori / Farming Villager / Samurai / Yakuza (uncredited) (5 episodes, 2009)
Enemy of Monk / Samurai / Yakuza (uncredited) (3 episodes, 2009)
Apache / Maori (uncredited) (2 episodes, 2009)
Maori King Potatau Te Wherowhero / Ninja Master Hattori Hanzo (uncredited) (2 episodes, 2009)
Mafia / Man attacked by Apache (uncredited) (2 episodes, 2009)
Gladiator (uncredited) (1 episode, 2009)
Roman Emperor (uncredited) (1 episode, 2009)
Spartan Instructor (uncredited) (1 episode, 2009)
Apache (uncredited) (1 episode, 2009)
Lead IRA (uncredited) (1 episode, 2009)
Spartan (uncredited) (1 episode, 2009)
Geisha Girl (uncredited) (1 episode, 2009)
Villager (uncredited) (1 episode, 2009)
Shaolin Warrior (uncredited) (1 episode, 2009)
Mafia (uncredited) (1 episode, 2009)
Aztec Warrior / Sacrifice (uncredited) (1 episode, 2010)
KGB Expert (uncredited) (1 episode, 2010)
Self (uncredited) (1 episode, 2010)
Greek Woman (uncredited) (1 episode, 2010)
Celtic Warrior (uncredited) (1 episode, 2010)
Rajput Warrior Expert (uncredited) (1 episode, 2010)
Hun Warrior (uncredited) (1 episode, 2010)
Viet Cong (uncredited) (1 episode, 2010)
Zombie Bride (uncredited) (1 episode, 2011)