Name	Known for
Eric Meyers Self - Narrator (voice) Self - Narrator (voice) See fewer	Snatch (2000)
Richard Machowicz Self - Military Expert & Former Navy Seal (as Richard 'Mack' Machowicz) Self - Military Expert & Former Navy Seal (as Richard 'Mack' Machowicz) See fewer	Gamer (2009)
Kara Cooney Self - University of California, Los Angeles Self - University of California, Los Angeles See fewer	Out of Egypt (2009)
Timothy Brook Self - University of British Columbia Self - University of British Columbia See fewer	Secret History of Humans (2013)
Mike Loades Self - Militarian Historian Self - Militarian Historian See fewer	World of Weapons (2020)
George Wunderlich Self - National Museum of Civil War Medicine Self - National Museum of Civil War Medicine See fewer	Mercy Street (2016)
Mehmet Oz Self - New York Presbyterian Hospital (as Dr. Mehmet Oz) Self - New York Presbyterian Hospital (as Dr. Mehmet Oz) See fewer	Mom and Dad (2017)
H.W. Brands Self - University of Texas Self - University of Texas See fewer	The Titans That Built America (2021)
Lars Arentz-Hansen Self - William Parsons Self - William Parsons See fewer	The Beach (I) (2000)