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| Año | Título | Personaje | Valoración |
|---|---|---|---|
| 1993 | Kung Fu: la leyenda continúa | Paul Blaisdell | ★★★☆☆ |
| 1990 | Ley y orden | COO Peter O'Farrell | ★★★★☆ |
| 1989 | Memories of Manon | Control | ★★★★☆ |
| 1989 | Submarine: Steel Boats, Iron Men | ☆☆☆☆☆ | |
| 1989 | Submarine: Steel Boats, Iron Men | Narrator | ☆☆☆☆☆ |
| 1988 | Nido subterráneo | Elias Johnson | ★★★☆☆ |
| 1988 | After School | C.A. Thomas | ★☆☆☆☆ |
| 1988 | Monstruos | ★★★☆☆ | |
| 1988 | American Experience | Narrator | ★★★★☆ |
| 1987 | The Equalizer - The Movie: Blood & Wine | Control | ★★★★☆ |
| 1985 | Alfred Hitchcock presenta | G. William Howe | ★★★★☆ |
| 1985 | The Equalizer | Control | ★★★★☆ |
| 1984 | Se ha escrito un crimen | Herb Walsh | ★★★★☆ |
| 1984 | Se ha escrito un crimen | Lawrence Jarvis | ★★★★☆ |
| 1983 | Automan | Lt. Jack Curtis | ★★★★☆ |
| 1982 | Hotel | ★★★☆☆ | |
| 1981 | Simon & Simon | ★★★☆☆ | |
| 1980 | La garra | Moody | ★★☆☆☆ |
| 1980 | Sabotaje petrolífero | Owen Hooper | ★★☆☆☆ |
| 1980 | Life on the Mississippi | ★★★★★ | |
| 1977 | El imperio de las hormigas | Dan Stokely | ★★☆☆☆ |
| 1977 | The Deadly Triangle | Charles Cole | ★★★☆☆ |
| 1977 | Bisturí | Dr. Phillip Reynolds | ★★★☆☆ |
| 1976 | Bittersweet Love | Howard | ★★☆☆☆ |
| 1976 | Acapulco Gold | Carl Solborg | ★★☆☆☆ |
| 1976 | Widow | Harold | ☆☆☆☆☆ |
| 1975 | Crime Club | Alex Norton | ☆☆☆☆☆ |
| 1973 | Thirty Dangerous Seconds | ☆☆☆☆☆ | |
| 1973 | The Evil Touch | ★★★☆☆ | |
| 1972 | The Astronaut | John Phillips | ★★★☆☆ |
| 1972 | Wild in the Sky | Major Reason | ☆☆☆☆☆ |
| 1972 | Killer by Night | Warren Claman | ★★★★☆ |
| 1972 | The Rookies | ★★★☆☆ | |
| 1971 | La banda de los Grissom | Dave Fenner | ★★★☆☆ |
| 1971 | Great Performances | Horace Bixby | ★★★☆☆ |
| 1969 | It Takes All Kinds | Tony Gunther | ☆☆☆☆☆ |
| 1968 | Danger Has Two Faces | Peter Murphy | ☆☆☆☆☆ |
| 1968 | Patrulla juvenil | ★★★☆☆ | |
| 1968 | Journey to the Unknown | ★★★☆☆ | |
| 1968 | The Name of the Game | Fred Martin | ★★★☆☆ |
| 1968 | The Doris Day Show | Sgt. Bill Winston | ★★☆☆☆ |
| 1967 | Mannix | ★★★☆☆ | |
| 1967 | El gran Chaparral | Marshall Virgil Packer | ★★★☆☆ |
| 1967 | Cimarron | ★★☆☆☆ | |
| 1967 | Mannix | George Edward Diamond | ★★★☆☆ |
| 1966 | Namu, la ballena salvaje | Hank Donner | ★★☆☆☆ |
| 1966 | An Eye for an Eye | Bill Talion | ★★★★☆ |
| 1966 | Star Trek | Gary Seven | ★★★★☆ |
| 1966 | The Monroes | ★★★☆☆ | |
| 1966 | The Man Who Never Was | Peter Murphy / Mark Wainwright | ☆☆☆☆☆ |
| 1965 | Branded | ★★★☆☆ | |
| 1965 | The Loner | Hibbard | ★★★☆☆ |
| 1964 | Calhoun | Eric Sloane | ★★★☆☆ |
| 1964 | Daniel Boone | Capt. Robert Ives | ★★★☆☆ |
| 1964 | 12 O'Clock High | Brigadier General Frank Savage | ★★★★☆ |
| 1963 | Nido de águilas | Sgt. Banning | ★★★☆☆ |
| 1963 | Adán también tenía su manzana | Dr. Charles Howard | ★★★☆☆ |
| 1962 | Sam Benedict | ★★★☆☆ | |
| 1962 | El virginiano | George Calhoun | ★★★☆☆ |
| 1962 | Saints and Sinners | Don Colley | ★★★☆☆ |
| 1962 | El virginiano | Matt Denning | ★★★☆☆ |
| 1962 | El virginiano | Lee Knight | ★★★☆☆ |
| 1961 | 87th Precinct | Detective Steve Carella | ★★★★☆ |
| 1961 | The DuPont Show of the Week | Mooney | ★★★☆☆ |
| 1960 | The Pusher | Steve Carella | ★★★☆☆ |
| 1960 | The Tall Man | ★★★☆☆ | |
| 1960 | Outlaws | ★★★☆☆ | |
| 1960 | Thriller | Lieutenant Brian Rome | ★★★☆☆ |
| 1959 | El hombre de la cuarta dimensión | Dr. Scott Nelson | ★★★☆☆ |
| 1959 | La dimensión desconocida | Douglas Stansfield | ★★★★☆ |
| 1959 | Un paso al más allá | Jared Corning | ★★★☆☆ |
| 1959 | Bonanza | John Dundee | ★★★★☆ |
| 1959 | Bonanza | Jed Trask | ★★★★☆ |
| 1959 | Bonanza | Gunny O'Riley | ★★★★☆ |
| 1958 | Young Doctor Malone | ★★☆☆☆ | |
| 1958 | The Donna Reed Show | ★★★☆☆ | |
| 1955 | Gunsmoke | Luke Frazer | ★★★☆☆ |
| 1955 | Gunsmoke | Yancy Tyce | ★★★☆☆ |
| 1953 | General Electric Theater | James Wilson | ★★★☆☆ |
| Año | Título | Trabajo | Calificación |
|---|
| Año | Título | Personaje | Calificación |
|---|
Series
Las series más importantes en las que ha participado son las siguientes:
