
2024 Creator
2021 Narrator (voice)
2014 Narrator (voice)
2013 Narrator (voice)
2010 Narrator (voice)
2009 Narrator (voice)
2009 Narrator (voice)
2007 Narrator (voice)
2006 Narrator (voice)
2006 Bill Kurtis (voice)
2004 Bill Lawson
2004 Bill Lawson
2001 Narrator (voice)
1999 Bill Kurtis
1996 Narrator (voice)
1991 Executive Producer
1991 Himself