1.Us (1991) (TV) .... Jeff Hayes
2.Where Pigeons Go to Die (1990) (TV) .... Hugh as adult
3."Highway to Heaven" (1984) TV Series .... Jonathan Smith
4.Little House: The Last Farewell (1984) (TV) .... Charles Ingalls
5.Sam's Son (1984) .... Gene Orman
6.Little House on the Prairie: Look Back to Yesterday (1983) (TV) .... Charles Ingalls
7.Love Is Forever (1983) (TV) .... John Everingham
... aka Comeback (1983) (TV)
... aka Passion and Valor (1983) (TV)
8.Loneliest Runner, The (1976) (TV)
9."Little House on the Prairie" (1974) TV Series .... Charles Ingalls (1974-1982)
... aka "Little House: A New Beginning" (1982) (last season title)
10.Little House on the Prairie (1974) (TV) .... Charles Ingalls
11.Rowan & Martin At the Movies (1968) (as Mike Landon) .... Himself
12.Errand Boy, The (1961) .... Himself
13.Legend of Tom Dooley, The (1959) .... Tom Dooley
14."Bonanza" (1959) TV Series .... Little Joe Cartwright
15.God's Little Acre (1958) .... Dave Dawson
16.High School Confidential! (1958) .... Steve Bentley
... aka Young Hellions (1964) (USA: reissue title)
17.Maracaibo (1958)
18.I Was a Teen-age Werewolf (1957) .... Tony Rivers/Teenage Werewolf
... aka I Was a Teenage Werewolf (1957)
19.These Wilder Years (1956) (uncredited) .... Boy in poolhall

1.Us (1991) (TV)
2.Where Pigeons Go to Die (1990) (TV)
3."Highway to Heaven" (1984) TV Series
4.Little House: The Last Farewell (1984) (TV)
5.Sam's Son (1984)
6.Killing Stone (1978) (TV)
7.Loneliest Runner, The (1976) (TV)
8."Little House on the Prairie" (1974) TV Series ... aka "Little House: A New Beginning" (1982)
9.Little House on the Prairie (1974) (TV)
10.It's Good to Be Alive (1974) (TV)
11."Bonanza" (1959) TV Series

1.Us (1991) (TV) (executive)
2.Where Pigeons Go to Die (1990) (TV)
3."Highway to Heaven" (1984) TV Series (executive)
4.Little House: The Last Farewell (1984) (TV) (executive)
5.Little House: Bless All the Dear Children (1983) (TV) (executive)
6.Little House on the Prairie: Look Back to Yesterday (1983) (TV) (executive)
... aka Little House: Look Back to Yesterday (1983) (TV)
7."Father Murphy" (1981) TV Series
8.Killing Stone (1978) (TV)
9."Little House on the Prairie" (1974) TV Series (executive)
... aka "Little House: A New Beginning" (1982) (last season title)

1.Us (1991) (TV)
2.Little House: The Last Farewell (1984) (TV)
3.Sam's Son (1984)
4.Killing Stone (1978) (TV)

1."Little House on the Prairie" (1974) TV Series (writer)
... aka "Little House: A New Beginning" (1982) (last season title)
2."Bonanza" (1959) TV Series (writer)

*Zane Grey Theater (1956) in episode: "Living Is a Lonesome Thing"
*Zane Grey Theater (1956) in episode: "Gift from a Gunman"
*Adventures of Jim Bowie, The (1956) in episode: "Deputy Sheriff"
*Frontier Doctor - "???" (1956)
*Telephone Time - "The Mystery of Caspar Hauser" (1956)
Wire Service - "High Adventure" (1956)
Du Pont Theatre - "The Man From St. Paul" (1957)
Telephone Time - "Fight for the Title" (1957)
*G. E. Theatre - "Too Good With a Gun" (1957)
Schlitz Playhouse of Stars - "The Restless Gun" (1957)
*Tales of Wells Fargo - "Gunshot Messenger" (1957)
Court of Last Resort - "The Forbes-Carroll Case" (1957)
*Tales of Wells Fargo - "The Kid" (1957)
*Cheyenne - "White Warrior" (1957)
Schlitz Playhouse of Stars - "Hands of the Enemy" (1957)
Goodyear Theatre - "The Giant Step" (1958)
Schlitz Playhouse of Stars - "Way of the West" (1958)
Tales of Wells Fargo - "Sam Bass" (1958)
Studio One - "Man Under Glass" (1958)
The Texan - "The Hemp Tree" (1958)
Wanted: Dead or Alive (1958) in episode: "Legend, The" (episode # 1.27) 3/7/1959
*Frontier Doctor (1958) in episode: "Shadow of Belle Starr" (episode # 1.15) 1/3/1959
*Rifleman, The (1958) in episode: "End of a Young Gun" (episode # 1.3) 10/14/1958
*Wanted: Dead or Alive (1958) in episode: "Martin Poster, The" (episode # 1.1) 9/6/1958
Tombstone Territory - "The Man From Brewster" (1959)
Playhouse 90 - "Project Immortality" (1959)
*Johnny Staccato - "The Naked Truth" (1959)
Here's Hollywood (1960)
Your First Impression - (1963)
Stump the Stars - (1963)
Truth or Consequences - (1963)
You Don't Say - (1964)
*Vacation Playhouse - "Luke and the Tenderfoot" (1965)
*Hullabaloo (1965)
Goodyear Playhouse - "Giant Step" (April 28, 1968)
Red - (1970)
Mitzi and a Hundred Guys - (1975)
General Electric's All Star Anniversary ( 1978)

Real name: Eugene Orowitz
Date of birth (location) 31 October 1936, Forest Hills, New York, USA.
Date of death 1 July 1991, Malibu, California, USA. (pancreatic cancer)

All above information from The Internet Movie Database