Self - Host (8 episodes, 2000-2003)
Self - Host (5 episodes, 2004-2007)
Self - Host / Self - Narrator (4 episodes, 1999-2002)
Self (3 episodes, 1999-2003)
Self - Host (2 episodes, 2000-2001)
Self - Host (2 episodes, 2003)
Self - Park Ranger / Self - Valley Forge National Historic Park (2 episodes, 1999-2002)
Self - Center for Cultural Resources / Self - Park Ranger (2 episodes, 1999-2002)
Self - Pearl Harbor Survivor (2 episodes, 2001)
Self - Author / Self - Historian (2 episodes, 2003-2004)
Self (2 episodes, 2001)
Self (2 episodes, 2000-2003)
Self - Resident / Self - Shinnecock Indian Nation (2 episodes, 2001-2003)
Self (2 episodes, 2000)
Self - Host (1 episode, 1998)
Self - Host (1 episode, 1999)
Self - Host (1 episode, 2000)
Self - Host (1 episode, 2001)
Self - Host (1 episode, 2005)
Self (1 episode, 2008)
Self - Author (1 episode, 1998)
Self - Project Liberty Ship (1 episode, 2000)
Self (1 episode, 2001)
Self - Plimouth Plantation (1 episode, 2001)
Self - Gettysburg National Miilitary Park (1 episode, 2001)
Self - US Coast Guard (1 episode, 2002)
Self (1 episode, 2003)
Self - Minuteman Park (1 episode, 2003)
Self - Engine Room Volunteer (1 episode, 2000)
Self - Appalachian Museum (1 episode, 2001)
Self - Historian (1 episode, 2002)
Self - Save Our Heritage (1 episode, 2003)
Self - Architect (1 episode, 1998)
Self - Valley Forge (1 episode, 1999)
Self - Senator Theater (1 episode, 2001)
Self - Sod House Builder (1 episode, 2001)
Self - Civil War Preservation Trust (1 episode, 2001)
Self - Lighthouse Preservation Society (1 episode, 2002)
Self - Massport CEO (1 episode, 2003)
Self - US Naval Museum (1 episode, 2003)
Self (1 episode, 1998)
Self - Okeechobee Battlefield (1 episode, 1999)
Self - Coronet Curator (1 episode, 2000)
Self - Adobe Homes Expert (1 episode, 2001)
Self - Fredericksburg Spotsylvania National Military Park (1 episode, 2001)
Self (1 episode, 2002)
Self - Current Captain (1 episode, 2003)
Self - IYRS Co-founder (1 episode, 2000)
Self - US Interior Department (1 episode, 2001)
Self - Shore Village Museum (1 episode, 2002)
Historian (1 episode, 2003)
Self - (1 episode, 2003)
Self (1 episode, 1999)
Self - Coronet Committee (1 episode, 2000)
Self - Fredericksburg and Spotsylvania NMP (1 episode, 2001)
Self - Retired Navy Captain (1 episode, 2003)
Self - Stones River National Battlefield (1 episode, 2001)
Self - Cutter Harbor (1 episode, 2002)
Self - Thayer Project Manager (1 episode, 2000)
Self - North Dakota Preservationist (1 episode, 2001)
Self - National Trust for Historic Gettysburg (1 episode, 2001)
Self - Lobster Fisherman (1 episode, 2002)
Self - Portland, Kentucky, Museum (1 episode, 2003)
Self - Former Captain (1 episode, 2003)
Self - Thayer Curator (1 episode, 2000)
Self - Lighthouse Keeper's Son (1 episode, 2002)
Self - Community Historian (1 episode, 2003)
Self - Thayer Captain (1 episode, 2000)
Self - Tennessee Wars Commission (1 episode, 2001)
Self - Lighthouse Keeper's Daughter (1 episode, 2002)
Self - Louisville Mayor (1 episode, 2003)
Self - Dwight D. Eisenhower Medical Center (1 episode, 1999)
Self - Museum Curator (1 episode, 2000)
Self - The Carter House (1 episode, 2001)
Self - North Dakota Preservatioinst (1 episode, 2001)
Self - American Lighthouse Foundation (1 episode, 2002)
Self - Municipal Art Society (1 episode, 2003)
Self - Skipjack Captain (1 episode, 2000)
Self - Miller-Purdue Barn (1 episode, 2001)
Self - History Professor (1 episode, 2003)
Self - Port Authority of New York and New Jersey (1 episode, 2003)
Self - Retired Boatbuilder (1 episode, 2000)
Self - Stevens Creek Resident (1 episode, 2001)
Self - Friends of the Vicksburg Campaign (1 episode, 2001)
Self - Graveyard of the Atlantic Museum (1 episode, 2002)
Self - Yale School of Architecture (1 episode, 2003)
Self - Museum President (1 episode, 2000)
Self - Outer Banks Lighthouse Society (1 episode, 2002)
Self - Muscogee Nation (1 episode, 2003)
Self - Mississippi Historian (1 episode, 2001)
Self - Lighthouse Restoration Consultant (1 episode, 2002)
Self - Ocmulgee National Monument (1 episode, 2003)
Self - Restoration Consultant (1 episode, 2000)
Self - Georgia Department of Transportaion (1 episode, 2003)
Self - Museum Vice President (1 episode, 2000)
Self - Natinoal Park Service (1 episode, 2002)
Self - Olympia Manager (1 episode, 2000)
Self - Outer Banks Conservationist (1 episode, 2002)
Self - Little Manila FOundation (1 episode, 2003)
Self - Univeristy of Nebraska (1 episode, 2001)
Self - Great Lakes Lighthouse Association (1 episode, 2002)
Self - Filipino American Historical Society (1 episode, 2003)
Self - Hudson River Valley (1 episode, 1999)
Self - Architectural Historian (1 episode, 2001)
Self - Boat Captain (1 episode, 2002)
Self - Stockton Vice Mayor (1 episode, 2003)
Self - Rio Grande City Manager (1 episode, 2001)
Self - Great Lakes Lighthouse Keepers Association (1 episode, 2002)
Self - Stockton City Council (1 episode, 2003)
Self - Preservationist (1 episode, 2001)
Self - Eagle Scout (1 episode, 2002)
Self - Historian (1 episode, 2001)
Self - Former Lighthouse Keeper (1 episode, 2002)
Self - Marysville Resident (1 episode, 2001)
Self - Lighthouse Volunteer (1 episode, 2002)
Self - Historical Preservation Consultant (1 episode, 2003)
Self - Residents for Responsible Renovation (1 episode, 2003)
Self - St. George Reef Preservation Society (1 episode, 2002)
Self - Decorah School Board (1 episode, 2003)
Self - Retired Educator (1 episode, 2001)
Self - Presidential Yacht Trust (1 episode, 2003)
Self - Rosenwald Biographer (1 episode, 2003)
Self - Former Resident (1 episode, 2003)
Self - National Park Service (1 episode, 2001)
Self - Jackson Ward Association (1 episode, 2001)
Self - Fromer Resident (1 episode, 2003)
Self - Partners for Sacred Places (1 episode, 2003)
Self - Philadelphia Pastor (1 episode, 2003)
Self - Resident (1 episode, 2001)
Self - United Jewish Council of the East Side (1 episode, 2003)
Self - Mayor (1 episode, 2001)
Self - LES Conservancy (1 episode, 2003)
Self - Fire Society Leader (1 episode, 2003)
Self - Zuni Tribe (1 episode, 2003)
Self - Tribal Councilman (1 episode, 2003)
Isabel (1 episode, 1999)
Self (1 episode, 2000)
Self - Pearl Harbor Survivor (1 episode, 2001)
Self - University of Nebraska (1 episode, 2001)
Self - MUSC (1 episode, 2001)
Self - Author (1 episode, 2001)
Self - Valley Forge National Historic Park (1 episode, 2002)
Self - Park Ranger (1 episode, 2002)
Self - National Center for the American Revolution (1 episode, 2002)
Self - Cultural Resourses Management (1 episode, 2002)
Self - National Constitution Center (1 episode, 2003)
Self - National Congress of American Indians (1 episode, 2003)
Self - Historian (1 episode, 2003)
Self - NAACP Attorney (1 episode, 2003)
Self - Yellowstone National Park (1 episode, 2003)
Self - Cross-country skier (1 episode, 2003)
Self - Biologist (1 episode, 2003)
Self - Rancher (1 episode, 2003)
Self - Author (1 episode, 2003)
Self - First Federal Congress Project (1 episode, 2003)
Self - Swann Galleries (1 episode, 2003)
Self - FBI Agent (1 episode, 2003)
Self - Wolf Watcher (1 episode, 2003)
Self - National Archives (1 episode, 2003)
Self - Yellowstone Tour and Travel (1 episode, 2003)
Self - East Batonr Rouge School Superintendent (1 episode, 2003)
Self - Mashantucket Pequot Museum (1 episode, 2003)
Self - New York University (1 episode, 2003)
Self - National Labor Committee (1 episode, 2003)
Self - Foxwoods Casino (1 episode, 2003)
Self - National History Day (1 episode, 2003)
Self - George Washington University (1 episode, 2003)
Self - Long Island University (1 episode, 2003)
Self - Turner Endangered Species Fund (1 episode, 2003)
Self - Greater Yellowstone Coalition (1 episode, 2003)
Self - North Carolina Attorney General (1 episode, 2003)
Self - Space Poly Institute (1 episode, 2003)
Self - National Trust for Historic Preservation (1 episode, 2004)
Self (1 episode, 2004)
Self - Montpelier (1 episode, 2004)
Self - Montpelier Restoration Director (1 episode, 2004)
Self - Project Manager (1 episode, 2004)
Self - Author (1 episode, 2004)
Self - Longfellow National Historic Site (1 episode, 2004)
Self - Structural Engineer (1 episode, 2004)
Investigator / Self (1 episode, 2005)
Self - Former KKK Member (1 episode, 2005)
Self - Jackson, Mississippi (1 episode, 2005)
Self - Birmingham, Alabama (1 episode, 2005)
Self - Anniston, Alabama (1 episode, 2005)
Self - Chattanooga, Tennessee (1 episode, 2005)
Self - New York City (1 episode, 2005)
Self - Orangeburg, SC (1 episode, 2005)
Self - Portsmouth, Virginia (1 episode, 2005)
Self - Hattiesburg, Mississippi (1 episode, 2005)
Self - Little Rock, Arkansas (1 episode, 2005)
Terre Haute, Indiana (1 episode, 2005)
Self - Atlanta, Georgia (1 episode, 2005)
Self - Dallas, Texas (1 episode, 2005)
Self - New Orleans, Louisiana (1 episode, 2005)
Self - South Memphis, Tennessee (1 episode, 2005)
Self - Tallahassee, Florida (1 episode, 2005)
Self (1 episode, 2005)
mob Participant (1 episode, 2007)
Self (1 episode, 2007)
Self - 50th Combat Engineers (1 episode, 2007)
Self - Veteran (1 episode, 2007)
Self - Kodiak Military History Museum (1 episode, 2007)
Self - Historian (1 episode, 2007)
Self - Former Pilot (1 episode, 2007)
Self - DC Chief of Police (1 episode, 2008)
Self - Fossil Preparator (1 episode, 2008)
Self - Model Manager (1 episode, 2008)
Self - Historic St. Mary's City (1 episode, 2008)
Self - 3D Imaging Specialist (1 episode, 2008)
Self - Forensic Imaging Specialist (1 episode, 2008)
Self - Lab Specialist (1 episode, 2008)
Abraham Lincoln (1 episode)
Young Ab Lincoln (1 episode)
Tad Lincoln (1 episode)