| Series | Role | Episode | Airdate | 
| Gunsmoke | Dan | 11x21 - My Father's Guitar | February 12, 1966 | 
| The Girl from U.N.C.L.E. | Iago Susich | 1x03 - The Mother Muffin Affair | September 27, 1966 | 
| Gunsmoke | Silvee | 12x11 - The Newcomers | December 3, 1966 | 
| Star Trek | Morla | 2x14 - Wolf in the Fold | December 22, 1967 | 
| Daniel Boone | Dumas | 5x11 - The Return of Sidewinder | December 12, 1968 | 
| Ironside | Palo | 2x19 - A World of Jackals | February 13, 1969 | 
| Bonanza | Sawyer | 10x29 - The Fence | April 27, 1969 | 
| Mannix | Makuta/John Marrish | 3x06 - A Penny for the Peep Show | November 1, 1969 | 
| Daniel Boone | Dokker | 6x09 - A Bearskin for Jamie Blue | November 27, 1969 | 
| The F.B.I. | Nick Irish | 6x03 - Escape to Terror | October 4, 1970 | 
| Bonanza | Nicholson | 12x18 - A Deck of Aces | January 31, 1971 | 
| Cannon | Keegan | 1x05 - Scream of Silence | October 12, 1971 | 
| Mission: Impossible | Richie | 6x15 - The Bride | January 1, 1972 | 
| Bonanza | Shorty | 14x06 - New Man | October 10, 1972 | 
| Kung Fu | Traphagen | 2x03 - The Chalice | October 11, 1973 | 
| Mannix | Frank | 7x06 - Desert Run | October 21, 1973 | 
| Gunsmoke | Barnett | 19x13 - The Deadly Innocent | December 17, 1973 | 
| Cannon |  | 4x11 - The Sounds of Silence | December 4, 1974 | 
| The Fall Guy | Arden | 2x17 - Strange Bedfellows | February 23, 1983 | 
| T.J. Hooker | Doud | 3x08 - The Trial | November 19, 1983 | 
| The Fall Guy | Mack Doyle | 4x17 - Tailspin | January 30, 1985 | 
| MacGyver | Mo Nimitz | 7x12 - Off the Wall | December 30, 1991 | 
| ER (credited as Charlie Dierkop)
 | Collins | 3x10 - Homeless for the Holidays | December 19, 1996 |