Self - Host (335 episodes, 1991-2016)
Self (3 episodes, 1991-2004)
Self - Ranger / Self (3 episodes, 2002-2007)
Self (2 episodes, 1997-2009)
Themselves (1 episode, 1993)
Self - Trumpeter (1 episode, 1993)
Self - Fiddle (1 episode, 1995)
Self (1 episode, 1999)
Self (1 episode, 2001)
Self - Founder, Coachella Valley Music & Arts Festival (1 episode, 2009)
Self - Interviewee (1 episode, 2010)
Self - Guest (1 episode, 2010)
Self (1 episode, 2010)
Self (1 episode, 2011)
Self (1 episode, 2012)
Self - Co-founder and Curator (1 episode, 2012)
Self - Chairman Cesar Chavez Foundation (1 episode, 2012)
Self - Ranger, National Park Service (1 episode, 1993)
Self - Guitar (1 episode, 1995)
Self - TaDa! Catering (1 episode, 2009)
Self (1 episode, 1993)
Self - Art Director (1 episode, 2009)
Self - Festival Director (1 episode, 2009)
Self - Director of Sales & Operations, Empire Polo Club (1 episode, 2009)
Self - America's Sweetheart of Bird Song (1 episode, 1991)
Self (1 episode, 1991)
Self (1 episode, 1992)
Self - Interviewee (1 episode, 1993)
Self - Interviewee (1 episode, 1999)
Self - Owner (1 episode, 2000)
Self - Guest (1 episode, 2000)
Self - Racing Historian (1 episode, 2002)
Self (1 episode, 2002)
John Muir (1 episode, 2003)
Self (1 episode, 2004)
Self - Conductor (1 episode, 2004)
Self - Ranger (1 episode, 2004)
Self - Interviewee (1 episode, 2004)
Self - Curator, Sequoia National Park (1 episode, 2004)
Self - Historian (1 episode, 2005)
Self - Owner of Traveler VII (1 episode, 2005)
Self (1 episode, 2006)
Self (1 episode, 2007)
Self - former Captain, The Wild Goose (1 episode, 2008)
Self - Captain, Hornblower Cruises (1 episode, 2008)
Self - Scoundrel (1 episode, 2008)
Self (1 episode, 2008)
Self - California White Sea Bass World Record Holder 2008 (1 episode, 2008)
Self (1 episode, 2009)
Self - Guest (1 episode, 2009)
Self - Division Manager Hearst Ranch Beef (1 episode, 2009)
Themselves (1 episode, 2009)
Self - Guest (1 episode, 2012)
Self (uncredited) (1 episode, 1999)