Bonanza
1959 · TV Series · Western · Action & Adventure

Acting
Character actor, screenwriter, and author. He had recurring roles on Tom Corbett, Space Cadet (1951-54) and The Rough Riders (1958-59). Merlin won a Daytime Emmy for writing Another World.
1959 · TV Series · Western · Action & Adventure
1957 · TV Series · Mystery · Drama
1966 · TV Series · Action & Adventure · Crime
1963 · TV Series · Action & Adventure · Drama
1983 · TV Series · Action & Adventure · Comedy
1955 · TV Series · Drama · Western
1975 · TV Series · Crime · Drama
1967 · TV Series · Action & Adventure · Sci-Fi & Fantasy
1975 · TV Series · Action & Adventure · Drama
1964 · TV Series · Drama · War & Politics
1966 · TV Series · Action & Adventure · Sci-Fi & Fantasy
1964 · TV Series · Action & Adventure · Comedy
1955 · TV Series · Western
1966 · TV Series · War & Politics · Drama
1958 · TV Series · Western
1969 · Movie · Comedy · Crime
1990 · Movie · Thriller · Crime
1967 · Movie · History · Crime
1975 · Movie · History · Thriller
1960 · Movie · Western
1963 · Movie · Western
1955 · Movie · Action · Thriller
1973 · Movie · Action · Adventure
1955 · Movie · Crime · Drama
1964 · Movie · Romance · Western
1992 · Movie · Drama · TV Movie
1988 · Movie · Drama
1985 · Movie · Drama · Horror
1955 · Movie · Crime · Drama
1990 · Movie · Crime · Mystery
1956 · Movie · Western
1990 · Movie · Action · Thriller
1982 · Movie · Sci-Fi · TV Movie
1957 · Movie · Drama
1972 · Movie · Sci-Fi · Horror
1973 · Movie · Action · Crime