Self - Narrator / Narrator / Self (234 episodes, 1998-2009)
Self - Host / Narrator / Self / Host / Self - Narrator / Self - host (93 episodes, 1998-2009)
Self (8 episodes, 2000-2011)
Self (7 episodes, 1998-2002)
Self (7 episodes, 1999-2006)
Self / Self - Author (6 episodes, 1998-2003)
Self (6 episodes, 1998-1999)
Self - Narrator (5 episodes, 1998-2011)
Self (5 episodes, 1998-2001)
Self / Self - Author, 'Why People Believe Weird Things' (5 episodes, 1999-2003)
Self / Self - Author, Encyclopedia of New Religious Movements (4 episodes, 2002-2004)
Self (4 episodes, 1998-2002)
Self (4 episodes, 1998-2001)
Self (4 episodes, 1998-2000)
Self (4 episodes, 2000-2006)
Self - author and paranormal expert / Self (3 episodes, 2000)
Self - director of New England Society for Psychical Research / Self (3 episodes, 2000-2002)
Self (3 episodes, 1998-2006)
Self / Self - Editor, 'Arthuriana' (3 episodes, 1998-2006)
Self (3 episodes, 1998-2005)
Self (3 episodes, 1998-2002)
Self (3 episodes, 1998-2001)
Self (3 episodes, 1998-2000)
Self / Self - author (3 episodes, 1998-2000)
Dr. Ceasar / Re-enactor / Tom (3 episodes, 1998-2000)
Self (3 episodes, 1998-1999)
Re-enactor / Dr. Ephraim McDowell (3 episodes, 1998-1999)
Self (3 episodes, 1998)
Self (3 episodes, 1999-2006)
Self (3 episodes, 1999-2001)
Re-enactor / Larkin Skaggs (3 episodes, 1999-2000)
Self / Self - Crime Historian (3 episodes, 2000-2006)
Self - attorney (2 episodes, 2000)
Self (2 episodes, 2000)
Self - professor, parapsychologist and author (2 episodes, 2000)
Self / Self - Author, The Conquest of the Incas (2 episodes, 2000-2004)
Self / Self - newscaster (1 episode, 2000)
Self (2 episodes, 1998-2009)
Self (2 episodes, 1998-2006)
Self (2 episodes, 1998-2005)
Self (2 episodes, 1998-2004)
Self (2 episodes, 1998-2003)
Self (2 episodes, 1998-2002)
Self (2 episodes, 1998-2001)
Self (2 episodes, 1998-2000)
Self (2 episodes, 1998-1999)
Pegleg Smith / Re-enactor (2 episodes, 1998-1999)
Dr. William Beaumont / James Neely (2 episodes, 1998-1999)
Jane Crawford / Mrs. Grinder (2 episodes, 1998-1999)
Self (2 episodes, 1998)
Self (2 episodes, 1999-2006)
Self / Self - Director, International UFO Museum (2 episodes, 1999-2006)
Re-Creation Sequences / Re-enactor (2 episodes, 1999-2006)
Self / Self - Chief Investigator, International UFO Museum (2 episodes, 1999-2006)
Self (2 episodes, 1999-2003)
Self (2 episodes, 1999-2001)
Self / Self - Author, 'Conspiracy' (2 episodes, 1999-2001)
Self (2 episodes, 1999-2000)
Frederick Bates / George Todd (2 episodes, 1999-2000)
Re-enactor (2 episodes, 1999-2000)
Kate King / Re-enactor (2 episodes, 1999-2000)
Self (2 episodes, 1999)
Re-enactor (2 episodes, 1999)
Self (2 episodes, 2000-2006)
Self / Self - Rasputin Biographer (2 episodes, 2000-2006)
Self / Self - Author - 'The Rasputing File' (2 episodes, 2000-2006)
Self / Self - Southern Methodist University (2 episodes, 2000-2006)
Self / Self - Professor of History, Dartmouth College (2 episodes, 2000-2006)
Self (2 episodes, 2000-2005)
Self (2 episodes, 2000-2003)
Self (2 episodes, 2000-2001)
Mafia Hitman / Re-Creation Actor (2 episodes, 2000-2001)
Amazonian Warrior / Aztec Warrior (2 episodes, 2000)
Self (2 episodes, 2001-2006)
Self (2 episodes, 2001-2004)
Self (2 episodes, 2001-2002)
Actress / Re-Creation Actress (2 episodes, 2001)
Looter / Re-enactor (2 episodes, 2001)
Self (2 episodes, 2002-2004)
Self (2 episodes, 2002)
Self (2 episodes, 2006-2009)
Self (2 episodes, 2006)
Self - US Coast Guard (1 episode, 2000)
James McParland (1 episode, 1998)
Self (1 episode, 1999)
Self - Co-Director, Lincoln Studies Center, Knox College (1 episode, 2000)
Self (1 episode, 2000)
Self (1 episode, 2002)
Self - University of Southern California (1 episode, 2003)
Self - Pilot, Whitehead Replica (1 episode, 1998)
Self - Lebensborn Child (1 episode, 2001)
Self - Layola Marymount University (1 episode, 2003)
Self - Author, Warriors of the Clouds (1 episode, 2004)
Self - Director, Glenn Curtiss Museum (1 episode, 1998)
Self - Kendall Whaling Museum (1 episode, 2000)
Self - Manuscript Specialist, Library of Congress (1 episode, 2000)
Self - High Priestess, Church of Satan (1 episode, 2003)
Self - Author, Forgotten Vilcabamba (1 episode, 2004)
Self - Author, Ultimate Aircraft (1 episode, 1998)
Self - Author (1 episode, 2000)
Self - Historian, Connecticut College & Lincoln Biographer (1 episode, 2000)
Self - U.S. Holocaust Memorial Museum (1 episode, 2001)
Self - Archaeologist, National Museum of Denmark (1 episode, 2004)
Self - Aviation Week & Space Technology (1 episode, 1998)
Self - professor of history, University of Southern California (1 episode, 2001)
Self - Professor of Archaeology, Columbus State University (1 episode, 2004)
Self - Aviation Historian (1 episode, 1998)
Self - co-author of book 'High Hopes: The Amityville Murders' (1 episode, 2000)
Self - co-author of book 'The Amityville Horror Conspiracy' (1 episode, 2000)
Self - Dr., City University of New York (1 episode, 2001)
Self - Psychologist, Fuller Theological Seminary (1 episode, 2003)
Self - Bishop, Jesus Christ Church of Latter-Day Saints (1 episode, 2003)
Self - Director, Gustave Whitehead Museum (1 episode, 1998)
Self - President, Community of Campesinos, Uchucmarca (1 episode, 2004)
Self - Test Piot (1 episode, 1998)
Self - reporter and researcher (1 episode, 2000)
Self - Dr., Program on Medicine, Tech. & Society, UCLA (1 episode, 2001)
Self - Cult Expert (1 episode, 2003)
Self - psychic researcher and clairvoyant (1 episode, 2000)
George Sullivan (1 episode, 2000)
Self - U.S. Naval Academy (1 episode, 2001)
Self - Norwegian Lebensborn Organization (1 episode, 2001)
Self (1 episode, 1998)
Self - Author (1 episode, 1998)
Re-enactor (1 episode, 1998)
Self - Underwater Photographer (1 episode, 1998)
Ether Partygoer (1 episode, 1998)
Dr. McDowell's Assistant (1 episode, 1998)
(1 episode, 1998)
Self - Scuba Divemaster (1 episode, 1998)
Self - Professor of Classical Archaeology, University of California, Berkeley (1 episode, 1998)
Self - Videographer (1 episode, 1998)
Self - University of the Ryukyus (1 episode, 1998)
Dr. Crawford Long (1 episode, 1998)
Self - Underwater Videographer (1 episode, 1998)
Frenchman (1 episode, 1998)
Self - Chairman, Jamaican National Heritage Trust (1 episode, 1998)
Davy Crockett (1 episode, 1998)
Alexis St. Martin (1 episode, 1998)
Re-enactor (1 episode, 1999)
Narrator (1 episode, 1999)
Soldier (1 episode, 1999)
Dick Rowland (1 episode, 1999)
Self - Education Chair for the Three Village Historical Society (1 episode, 1999)
Brownsville Raider (1 episode, 1999)
Billy Potts (1 episode, 1999)
Self - Colonel, USAF (retired) (1 episode, 1999)
Self - Author of 'The Man in the Mirror, a Life of Benedict Arnold' (1 episode, 1999)
Little Harpe (1 episode, 1999)
Self - Oklahoma State Legislator (1 episode, 1999)
Self - Meteorologist, Project Mogul (1 episode, 1999)
Major Russell (1 episode, 1999)
Self - Author of 'George Washington and Benedict Arnold' (1 episode, 1999)
Meriwether Lewis (1 episode, 1999)
John Pernia (1 episode, 1999)
Self - Engineer, Project Mogul (1 episode, 1999)
Big Harpe (1 episode, 1999)
James Ford (1 episode, 1999)
Self - Director of Raynham Hall Museum (1 episode, 1999)
Sammuel Mason (1 episode, 1999)
Mr. Potts (1 episode, 1999)
Self - Communications Officer, USAF (retired) (1 episode, 1999)
Dr. Leon Davidson (1 episode, 2000)
Narrator (1 episode, 2000)
Marilyn Monroe (1 episode, 2000)
Self - Author, The Legend of Robin Hood (1 episode, 2000)
Cole Younger (1 episode, 2000)
Howard Hughes (1 episode, 2000)
Self - Author, The Killing of Karen Silkwood (1 episode, 2000)
Self - Crime Historian and Author (1 episode, 2000)
Self - Cultural Historian (1 episode, 2000)
Re-enactor (1 episode, 2000)
Self - Environmental Activist (1 episode, 2000)
Self - Marygrove College (1 episode, 2000)
Self - Former Labor Coordinator, NOW (1 episode, 2000)
Pirate (1 episode, 2000)
Self - Detroit Free Press (1 episode, 2000)
Self - Former Union Official (1 episode, 2000)
Self - Chief Attorney (1 episode, 2000)
Self - Anti-Nuclear Activist (1 episode, 2000)
Nathan Stone (1 episode, 2000)
Self - Robin Hood Historian (1 episode, 2000)
Frank James (1 episode, 2000)
Self - University of Michigan, Dearborn (1 episode, 2000)
Self - Lady Be Good Historian (1 episode, 2000)
Self - Co-Author, 'Jack the Ripper A to Z' (1 episode, 2000)
Self - Former Reporter, The New York Times (1 episode, 2000)
Self - Silkwood Attorney (1 episode, 2000)
Self - Anti-Defamation League (1 episode, 2000)
Self - Father (1 episode, 2000)
Self - Mother (1 episode, 2000)
Self - Matewan Development Center (1 episode, 2000)
Self - Sheriff of Nottingham (1 episode, 2000)
Self - Tennessee Tech (1 episode, 2000)
Self - Chief Investigator (1 episode, 2000)
Quantrill (1 episode, 2000)
Self - Professor, Nottingham Trent University (1 episode, 2000)
Narrator (1 episode, 2001)
Self (1 episode, 2001)
Extra (1 episode, 2001)
Self - Author, 'The Biggest Secret' (1 episode, 2001)
Looter (1 episode, 2001)
Author / Self - Journalist (1 episode, 2001)
Re-enactor (1 episode, 2001)
Ideal Aryan Female (1 episode, 2001)
US soldier (1 episode, 2001)
Re-Creation Actor (1 episode, 2001)
Self - Author, 'The Secret Parts of Fortune' (1 episode, 2001)
Self - Tramp Journalist (1 episode, 2001)
Blacksmith (1 episode, 2001)
Self - Author, 'Gone: The Last Days of The New Yorker' (1 episode, 2001)
Re-Creation Actress (1 episode, 2001)
Self - Interviewee (1 episode, 2001)
Re-enactor (1 episode, 2002)
Self (1 episode, 2003)
Joseph Smith (1 episode, 2003)
Narrator (1 episode, 2003)
Self (2 episodes, 2003-2006)
Self (1 episode, 2004)
Self (1 episode, 2005)
Self - Andrew's daughter (1 episode, 2005)
Self - Murder Victim (1 episode, 2005)
Lizzie (1 episode, 2005)
Self - Andrew's first wife's brother (1 episode, 2005)
Self - Andrew's first wife (1 episode, 2005)
Self (1 episode, 2006)
Re-Creation Sequences (1 episode, 2006)
Albert Fish (1 episode, 2006)
Self - Crop Phenomena Research International (1 episode, 2006)
Self - Romanov Historian (1 episode, 2006)
Self - Paleontologist, University of Chicago (1 episode, 2006)
Self - Author 'Crop Circles' (1 episode, 2006)
Self - Circle Maker (1 episode, 2006)
Self - Center for Crop Circle Studies (1 episode, 2006)
Self - Wheat Farmer (1 episode, 2006)
Self - Loyola University of Chicago (1 episode, 2006)
Self - Crop Circle Researcher (1 episode, 2006)
Self - Science Editor, Popular Mechanics (1 episode, 2006)
Self - University of Rochester (1 episode, 2006)
Self - Author, 'Glastonbury, England' (1 episode, 2006)
Self - folklorist and author (1 episode, 2006)
(1 episode, 2006)
Self (1 episode, 2008)
Self (1 episode, 2009)
Inmate (uncredited) (1 episode, 2000)
Ronald 'Butch' DeFeo (uncredited) (1 episode, 2000)
Detective (uncredited) (1 episode, 2006)
Self (Carlos the Jackal) (uncredited) (1 episode, 2006)