Self - Host (14 episodes, 2013-2014)
Self - Host (11 episodes, 2012)
Self - Professor at California State University / Self - Professor, California State University-Fullerton (2 episodes, 2012)
Self - V.P. of Exhibits and Programs The Mob Museum (1 episode, 2014)
Self - Screenwriter (1 episode, 2012)
Wyatt Earp (1 episode, 2012)
Self - Owner of Ancient Resource (1 episode, 2012)
Self - History Professor at CSU Fullerton (1 episode, 2012)
Self - Author (1 episode, 2012)
Self - Columnist for the Las Vegas Sun (1 episode, 2012)
Virgil Earp (1 episode, 2012)
Self - Friend of The Rat Pack (1 episode, 2012)
Self - Independence National Historical Park (1 episode, 2012)
Self - Professor at University of California at Santa Barbara (1 episode, 2012)
Self (1 episode, 2012)
Self - Nation Representative for the Oneida Indian Nation (1 episode, 2013)
Self - Author (1 episode, 2013)
Self - Forensic Psychiatrist (1 episode, 2013)
Self - Associate Professor of History at the United States Naval Academy (1 episode, 2013)
Self - Professor of History at Yale University (1 episode, 2013)
Self - Director of Public Programs and Chief Guide at the United States Capitol Historical Society (1 episode, 2013)
Self - Retired Forensic Document Examiner for the United States Federal Bureau of Investigation (1 episode, 2013)
Self - Historian at Monticello (1 episode, 2013)
Self - Director at the International Center for Jefferson Studies (1 episode, 2013)
Self - Curator at the United States Library of Congress (1 episode, 2013)
Self - Curator at the United States National Museum of Health and Medicine (1 episode, 2013)
Self - Owner of White House Replica (1 episode, 2013)
Self - Assistant Director for the Legislative Archives at the United States National Archives and Records Administration (1 episode, 2013)
Self - Stone Mason (1 episode, 2013)
Self - Presidential Historian (1 episode, 2013)
Self - Retired United States Secret Service Agent (1 episode, 2013)
Self - Professor of History at Barnard College (1 episode, 2013)
Self - Ranger at United States National Park Service (1 episode, 2013)
Self - Curator at the Franklin Delano Roosevelt Presidential Library (1 episode, 2013)
Self - Archivist at the United States National Archives and Records Administration (1 episode, 2013)
Self - Manager of Historic Trades at Mount Vernon Estate (1 episode, 2013)
Self - Historian at the National First Ladies' Library (1 episode, 2013)
Self - Chief Historian at the United States Central Intelligence Agency (1 episode, 2013)
Self - Smithsonian National Museum of American History (1 episode, 2014)
Self - Owner, Double Helix Ranch (1 episode, 2014)
Self - Author, 'Invisible Texans' (1 episode, 2014)
Self (1 episode, 2014)
Self - President, San Jacinto Museum of History (1 episode, 2014)
Self - Ranger, Manassas National Battlefield Park (1 episode, 2014)
Self - Author, 'United Symbolism of America' (1 episode, 2014)
Self - Film Critic, Cinesnob (1 episode, 2014)
Self - Archivist, The National Archives (1 episode, 2014)
Self - Executive DireHistorical Foundationctor, Galveston (1 episode, 2014)
Self - Command Sergeant Major, National Training Center Ft. Irwin (1 episode, 2014)
Self - Scientist, Lunar and Planetary Institute (1 episode, 2014)
Self - Preservation Officer, Texas State Library (1 episode, 2014)
Self - Author, 'The Texas Rangers: Wearing the Cinco Peso' (1 episode, 2014)
Owner, Texas Camel Corps (1 episode, 2014)
Self - Curator, The Alamo (1 episode, 2014)
Self - Chair, Yuma COC Military Affairs Commission (1 episode, 2014)
Self - Teacher, St. Mary's College High School (1 episode, 2014)
Self - Eagle Scout, Boy Scouts of America (1 episode, 2014)
Self - Historian, Texas State Railroad (1 episode, 2014)
Self - Author, 'What So Proudly We Hailed' (1 episode, 2014)