The X-Files
1993 · TV Series · Mystery · Sci-Fi & Fantasy

Acting
John Patrick Mahon (February 2, 1938 - May 3, 2020) was an American film, stage and television actor. He was known for Armageddon (1998), L.A. Confidential (1997) and Zodiac (2007).
1993 · TV Series · Mystery · Sci-Fi & Fantasy
1993 · TV Series · Comedy · Family
1995 · TV Series · Drama · Action & Adventure
1985 · TV Series · Drama · Action & Adventure
1979 · TV Series · Drama · Soap
1993 · TV Series · Drama · Family
1989 · TV Series · Action & Adventure · Drama
2001 · TV Series · Sci-Fi & Fantasy · Action & Adventure
1999 · TV Series · Sci-Fi & Fantasy · Drama
2001 · TV Series · Drama
1982 · TV Series · Action & Adventure · Sci-Fi & Fantasy
1974 · TV Series · Crime · Drama
1982 · TV Series · Drama
1981 · TV Series · Drama · Crime
1994 · TV Series · Sci-Fi & Fantasy · Drama
1984 · TV Series · Action & Adventure · Drama
1974 · TV Series · Action & Adventure · Crime
1996 · TV Series · Drama · Mystery
1982 · TV Series · Drama · Crime
1996 · TV Series · Crime · Drama
2001 · TV Series · Drama
1987 · TV Series · Drama · Crime
1997 · TV Series · Comedy
2005 · TV Series · Comedy
1983 · TV Series · Action & Adventure · Drama
1996 · TV Series · Comedy
1973 · TV Series · Crime · Drama
1973 · Movie · Horror
2007 · Movie · Crime · Mystery
1998 · Movie · Action · Sci-Fi
1984 · TV Series · Comedy · Drama
1997 · Movie · Crime · Mystery
1999 · Movie · Comedy · Adventure
1985 · TV Series · Action & Adventure · Comedy
1983 · TV Series · Action & Adventure · Sci-Fi & Fantasy
1991 · Movie · Horror · Comedy