| Movie | 1992 | The Bodyguard | Entertainment Tonight Host (voice) (uncredited) | |
| Movie | 2009 | Thou Shalt Laugh 4 | Himself - Host | |
| Movie | 2014 | Slaying the Badger | Self (archive footage) | |
| Movie | 2008 | John Tesh: Alive: Music & Dance | Self | |
| Movie | 1996 | The Weinerville Election Special: From Washington B.C. | | |
| Movie | 1989 | Shocker | TV Newscaster | |
| Movie | 1991 | Soapdish | John Tesh | |
| Movie | 1993 | The Flintstones: Hollyrock a Bye Baby | John Teshadactyl (voice) | |
| Movie | 1994 | Love Affair | Self | |
| Movie | 2003 | Late Night with Conan O'Brien: 10th Anniversary Special | Self | |
| TV Show | 1981 | Entertainment Tonight | | 0 |
| TV Show | 2004 | The Tony Danza Show | Self | 1 |
| TV Show | 1997 | The Weird Al Show | | 1 |
| TV Show | 1988 | Sidewalks Entertainment | | 1 |
| TV Show | 1997 | The View | Self | 1 |
| TV Show | 1993 | Late Night with Conan O'Brien | Self - Guest | 3 |
| TV Show | N/A | Praise the Lord | | 1 |
| TV Show | 2001 | Bob Patterson | John Tesh | 2 |
| TV Show | 2023 | Pretty Baby: Brooke Shields | Self (archive footage) | 1 |
| TV Show | 1993 | Leeza | Host | 1 |
| TV Show | 1990 | Bobby's World | | 1 |
| TV Show | 1987 | Star Trek: The Next Generation | Klingon Warrior | 1 |
| TV Show | 1996 | The Rosie O'Donnell Show | Self | 1 |
| TV Show | 1995 | The Naked Truth | John Tesh | 1 |
