| 2011 -Dallas role: J.R. Ewing |
| 2011 -The Flight of the Swan role: Corporate President |
| 2009 -Somos cómplices role: Richard Slater |
| 2006 -50 imágenes de nuestra vida, Las role: J.R. Ewing |
| 2005 -50 y más role: JR Ewing |
| 2005 -Episode #1.6 role: |
| 2005 -Sheer Dallas role: Narrator |
| 2004 -Zoufalé manželky (TV) (Desperate Housewives) role: Frank Kaminsky |
| 2004 -Retrosexual: The 80's |
| 2003 -Plastická chirurgie s.r.o. (Nip/Tuck) role: Burt Landau |
| 2001 -The 100 Greatest TV Characters role: |
| 1998 -Dallas: War of the Ewings role: J.R. Ewing |
| 1998 -Barvy moci (Primary Colors) role: Gov. Fred Picker |
| 1997 -Třetí dvojče (Third Twin, The) role: Berrington Jones |
| 1996 -Dallas: J.R. Returns role: John Ross 'J.R.' Ewing, Jr. |
| 1995 -Nixon role: 'Jack Jones' |
| 1993 -Obchod je obchod (Staying Afloat) role: Alexander Hollingsworth III |
| 1990 -Schloß am Wörthersee, Ein role: J.R. |
| 1989 -Simpsonovi (Simpsons, The) role: Wallace Brady |
| 1986 -Dallas: The Early Years role: vypravěč |
| 1986 -The Richest Cat in the World role: Leo Kohlmeyer(uncredited) |
| 1982 -Deadly Encounter role: Sam |
| 1981 -Jag rodnar role: Larry Hagman |
| 1981 -S.O.B. role: Dick Benson |
| 1981 -Traumschiff, Das role: Larry Hagman |
| 1979 -Knots Landing role: J.R. Ewing |
| 1978 -Dallas ("Dallas") role: John Ross 'J.R.' Ewing, Jr. |
| 1978 -A Double Life role: Doyle Rettig |
| 1978 -Poslední správný chlap (Last of the Good Guys) role: |
| 1978 -Superman role: Major |
| 1978 -Sword of Justice role: Doyle Rettig |
| 1978 -The President's Mistress role: Ed Murphy |
| 1977 -Checkered Flag or Crash role: Bo Cochran |
| 1977 -Cry for Justice |
| 1977 -Intimate Strangers role: Mort Burns |
| 1977 -The Rhinemann Exchange role: plukovník Edmund Pace |
| 1977 -What Really Happened to the Class of '65? role: Gene |
| 1976 -Mother, Jugs & Speed role: Murdoch |
| 1976 -The Big Bus role: Doctor in parking lot |
| 1976 -Orel přistává (The Eagle Has Landed) role: plukovník Pitts |
| 1976 -The Return of the World's Greatest Detective role: Sherman Holmes |
| 1975 -Ellery Queen role: Paul Gardner |
| 1975 -McCoy role: Darnell |
| 1975 -Sarah T. - Portrait of a Teenage Alcoholic role: Jerry Travis |
| 1975 -The Big Rip-Off role: Frank Darnell |
| 1974 -Harry and Tonto role: Eddie Coombes |
| 1974 -Hurricane role: Paul Damon |
| 1974 -Lucas Tanner role: důstojník Morgan |
| 1974 -Police Woman role: Tony Bonner |
| 1974 -Sidekicks role: Quince Drew |
| 1974 -Stardust role: Porter Lee Austin |
| 1974 -The Rockford Files role: Paul T. Grisham / ... |
| 1973 -Antonio role: Mark Hunter |
| 1973 -Applause role: Bill Sampson |
| 1973 -Barnaby Jones role: Dr. Frank Rickers |
| 1973 -Blood Sport role: Coach Marshall |
| 1973 -Harry O role: Bernie Roth |
| 1973 -Here We Go Again role: Richard Evans |
| 1973 -Police Story role: Alan R. Richardson / ... |
| 1973 -The Alpha Caper role: Tudor |
| 1973 -The Toy Game role: Major |
| 1973 -What Are Best Friends For? role: Frank Ross |
| 1972 -Beware! The Blob role: Young Hobo |
| 1972 -Getting Away from It All role: Fred Clark |
| 1972 -No Place to Run role: Jay Fox |
| 1972 -The Streets of San Francisco role: Terry Vine |
| 1971 -A Howling in the Woods role: Eddie Crocker |
| 1971 -McMillan & Wife role: Dr. Wesley Corman |
| 1971 -The Good Life role: Albert Miller |
| 1971 -The Hired Hand role: Sheriff |
| 1971 -Vanished role: Jerry Frytag |
| 1970 -"Night Gallery" role: Cedric Acton |
| 1970 -Dan August role: Art Lewis |
| 1970 -McCloud role: Larry Harris |
| 1970 -Up in the Cellar role: Maurice Camber |
| 1969 -"Medical Center" role: Glenn Dorsey |
| 1969 -Love, American Style role: |
| 1969 -Marcus Welby, M.D. |
| 1969 -Three's a Crowd role: Jim Carson |
| 1968 -"The Name of the Game" role: Dean Chasen |
| 1966 -The Group role: Harald Peterson |
| 1965 -I Dream of Jeannie role: Major Anthony Nelson / ... |
| 1965 -In Harm's Way role: Lt. J.G. Cline |
| 1964 -Ensign Pulver role: Billings |
| 1964 -Fail-Safe role: Buck |
| 1964 -Mr. Broadway role: Luke |
| 1964 -Sette contro la morte role: Capt. Wilson |
| 1964 -The Rogues role: Mark Fleming |
| 1963 -The Silver Burro |
| 1961 -"The Defenders" role: Edmund Lockwood / ... |
| 1961 -"The DuPont Show of the Week" role: Boyd / ... |
| 1960 -Diagnosis: Unknown role: Don Harding |
| 1958 -Sea Hunt role: Alex Kouras / Elliot Conway / Johnny Greco |
| 1958 -The Outcasts of Poker Flat |
| 1957 -Decoy role: Kenneth Davidson |
| 1957 -The DuPont Show of the Month role: Jarvis |
| 1956 -The Edge of Night role: Ed Gibson / Johnny Collins (1959) |
| 1951 -Search for Tomorrow role: Curt Williams |
| 1948 -Studio One |
| 1947 -Kraft Television Theatre |