From Memory Alpha, the free Star Trek reference

[edit] STAR TREK

[edit] TELEVISION

Star Trek: The Original Series (1966-1969)
Star Trek: The Animated Series (1973-1975)
Star Trek: The Next Generation (1987-1994)
Star Trek: Deep Space Nine (1993-1999)
Star Trek: Voyager (1995-2001)
Star Trek: Enterprise (2001-2005)

[edit] MOVIES

Star Trek: The Motion Picture (1979)
Star Trek II: The Wrath of Khan (1982)
Star Trek III: The Search for Spock (1984)
Star Trek IV: The Voyage Home (1986)
Star Trek V: The Final Frontier (1989)
Star Trek VI: The Undiscovered Country (1991)
Star Trek Generations (1994)
Star Trek: First Contact (1996)
Star Trek: Insurrection (1998)
Star Trek Nemesis (2002)