| Studio One in Hollywood 1984 O'Brien | 09/21/1953 |
| US Steel Hour Survival Dallas | 11/07/1956 |
| Bonanza A Rose for Lotta Ben Cartwright | 09/12/1959 |
| Bonanza The Julia Bulette Story Ben Cartwright | 10/17/1959 |
| Bonanza The Magnificent Adah Ben Cartwright | 11/14/1959 |
| Cheyenne Gold, Glory and Custer Col. Bell | 01/11/1960 |
| Bonanza Dark Star Ben Cartwright | 04/23/1960 |
 | Bonanza Showdown Ben Cartwright | 09/10/1960 |
 | Bonanza The Hopefuls Ben Cartwright | 10/08/1960 |
 | Bonanza The Abduction Ben Cartwright | 10/29/1960 |
| Bonanza Breed of Violence Ben Cartwright | 11/05/1960 |
| Bonanza The Savage Ben Cartwright | 12/03/1960 |
| Bonanza The Blood Line Ben Cartwright | 12/31/1960 |
 | Bonanza The Courtship Ben Cartwright | 01/07/1961 |
| Bonanza Bank Run Ben Cartwright | 01/28/1961 |
| Bonanza Vengeance Ben Cartwright | 02/11/1961 |
| Bonanza Elizabeth, My Love Ben Cartwright | 05/27/1961 |
| Bonanza Sam Hill Ben Cartwright | 06/03/1961 |
| Bonanza The Lonely House Ben Cartwright | 10/15/1961 |
| Bonanza Broken Ballad Ben Cartwright | 10/29/1961 |
| Bonanza The Tall Stranger | 01/07/1962 |
| Bonanza The Lady from Baltimore Ben Cartwright | 01/14/1962 |
| Bonanza Gift of Water Ben Cartwright | 02/11/1962 |
| Bonanza The Good Samaritan Ben Cartwright | 12/23/1962 |
| Bonanza Half a Rogue | 01/27/1963 |
| Bonanza The Actress Ben Cartwright | 02/24/1963 |
| Bonanza Calamity Over the Comstock Ben Cartwright | 11/03/1963 |
| Bonanza Journey Remembered Ben Cartwright | 11/10/1963 |
| Bonanza The Quality of Mercy Ben Cartwright | 11/17/1963 |
| Bonanza The Waiting Game Ben Cartwright | 12/08/1963 |
| Bonanza The Legacy Ben Cartwright | 12/15/1963 |
| Bonanza Hoss and the Leprechauns Ben Cartwright | 12/22/1963 |
| Bonanza The Prime of Life Ben Cartwright | 12/29/1963 |
| Bonanza The Lila Conrad Story Ben Cartwright | 01/05/1964 |
| Bonanza Ponderosa Matador Ben Cartwright | 01/12/1964 |
| Bonanza My Son, My Son Ben Cartwright | 01/19/1964 |
| Bonanza Walter and the Outlaws Ben Cartwright | 05/24/1964 |
| Bonanza The Hostage Ben Cartwright | 09/27/1964 |
| Bonanza The Wild One Ben Cartwright | 10/04/1964 |
| Bonanza Thanks for Everything, Friend Ben Cartwright | 10/11/1964 |
| Bonanza The Scapegoat Ben Cartwright | 10/25/1964 |
| Bonanza Square Deal Sam Ben Cartwright | 11/08/1964 |
| Bonanza Old Sheba Ben Cartwright | 11/22/1964 |
| Bonanza The Flannel-Mouth Gun Ben Cartwright (credit only) | 01/31/1965 |
| Bonanza The Trap Ben Cartwright | 03/28/1965 |
| Bonanza A Good Night's Rest Ben Cartwright | 04/11/1965 |
| Bonanza The Return Ben Cartwright | 05/02/1965 |
| Bonanza Found Child | 10/24/1965 |
| Bonanza The Strange One | 11/14/1965 |
| Bonanza Ride the Wind: Part 1 Ben Cartwright | 01/16/1966 |
| Bonanza Ride the Wind: Part 2 | 01/23/1966 |
 | Bonanza A Dollar's Worth of Trouble Ben Cartwright | 05/15/1966 |
| Bonanza Amigo Ben Cartwright | 02/12/1967 |
| Bonanza Six Black Horses Ben Cartwright | 11/26/1967 |
| Rowan & Martin's Laugh-In Episode #1.1 Himself | 01/22/1968 |
| Rowan & Martin's Laugh-In Tim Conway, Cher, Lorne Greene, Sheldon Leonard, Tiny Tim, Flip Wilson Himself | 02/05/1968 |
| Bonanza Child Ben Cartwright | 09/22/1968 |
| Bonanza Emily Ben Cartwright | 03/23/1969 |
| Rowan & Martin's Laugh-In Episode #3.14 Himself | 12/15/1969 |
| Bonanza It's a Small World Ben Cartwright | 01/04/1970 |
| ITV Playhouse A Man for Loving James Beal | 01/12/1970 |
| Bonanza The Horse Traders Ben Cartwright | 04/05/1970 |
| Bonanza Fallen Woman Ben Cartwright | 09/26/1971 |
| Bonanza Second Sight Ben Cartwright | 01/09/1972 |
| Bonanza One Ace Too Many Ben Cartwright | 04/02/1972 |
| Bonanza Forever Ben Cartwright | 09/12/1972 |
| Bonanza Heritage of Anger Ben Cartwright | 09/19/1972 |
| Bonanza The Initiation Ben Cartwright | 09/26/1972 |
| Bonanza Riot Ben Cartwright | 10/03/1972 |
| Bonanza New Man Ben Cartwright | 10/17/1972 |
| Bonanza Ambush at Rio Lobo Ben Cartwright | 10/24/1972 |
| Bonanza The Twenty-Sixth Grave Ben Cartwright | 10/31/1972 |
| Bonanza Stallion Ben Cartwright | 11/14/1972 |
| Bonanza The Hidden Enemy Ben Cartwright | 11/28/1972 |
| Bonanza The Sound of Sadness Ben Cartwright | 12/05/1972 |
| Bonanza The Bucket Dog Ben Cartwright | 12/19/1972 |
| Bonanza First Love Ben Cartwright | 12/26/1972 |
| Bonanza The Marriage of Theodora Duffy Ben Cartwright | 01/09/1973 |
| Bonanza The Hunter Ben Cartwright | 01/16/1973 |
 | Battlestar Galactica Saga of a Star World Adama | 09/17/1978 |
| Battlestar Galactica Lost Planet of the Gods Adama | 09/24/1978 |
 | Battlestar Galactica Lost Planet of the Gods Adama | 10/01/1978 |
| Battlestar Galactica The Lost Warrior Commander Adama | 10/08/1978 |
 | Battlestar Galactica The Long Patrol Commander Adama | 10/15/1978 |
| Battlestar Galactica Greetings from Earth Commander Adama | 02/25/1979 |
| Battlestar Galactica Baltar's Escape Commander Adama | 03/11/1979 |
| Battlestar Galactica Experiment in Terra Commander Adama | 03/18/1979 |
| Battlestar Galactica Take the Celestra Commander Adama | 04/01/1979 |
| Battlestar Galactica The Hand of God Commander Adama | 04/29/1979 |
| Galactica 1980 Galactica Discovers Earth: Part 1 Commander Adama | 01/27/1980 |
| Galactica 1980 The Super Scouts: Part 1 Commander Adama | 03/16/1980 |
| Galactica 1980 The Super Scouts: Part 2 | 03/23/1980 |
 | Galactica 1980 Spaceball Cmdr. Adama | 03/30/1980 |
| Quantum Leap Disco Inferno - April 1, 1976 Himself (archive footage) | 09/27/1989 |
"