Filmography21 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2014 | The Green GirlMovie | Self | 78 |
| 1991 | Frankenstein: A Cinematic ScrapbookMovie | Bob (Teenage Monster) / Tony (Teenage Frankenstein) | 55 |
| 1989 | Liberty & BashMovie | Commissioner Jordan | 53 |
| 1977 | The Love BoatSeries | Donald | 41 |
| 1977 | The FarmerMovie | Kyle Martin | 41 |
| 1975 | Once Is Not EnoughMovie | Hugh | 39 |
| 1973 | Police StorySeries | — | 37 |
| 1972 | Ghost StorySeries | John Walsh | 36 |
| 1971 | ColumboSeries | Enrico Carsini | 35 |
| 1968 | Land of the GiantsSeries | Steve Burton | 32 |
| 1964 | Daniel BooneSeries | Billy Carver | 28 |
| 1963 | Burke's LawSeries | Detective Tim Tilson | 27 |
| 1962 | Young Guns of TexasMovie | Tyler Duane | 26 |
| 1960 | Surfside 6Series | — | 24 |
| 1959 | Hawaiian EyeSeries | — | 23 |
| 1959 | Bourbon Street BeatSeries | — | 23 |
| 1958 | 77 Sunset StripSeries | — | 22 |
| 1958 | How to Make a MonsterMovie | Tony Mantell (Teenage Frankenstein) | 22 |
| 1957 | MaverickSeries | — | 21 |
| 1957 | The Saga of the Viking Women and Their Voyage to the Waters of the Great Sea SerpentMovie | Jarl | 21 |
| 1957 | I Was a Teenage FrankensteinMovie | Bob / Teenage Monster | 21 |