The Dr. Fu Manchu trilogy kicked off in 1929 with the first movie in the series The Mysterious Dr. Fu Manchu. In 1930 a second film was released staring Warner Oland, O.P. Heggie, Jean Arthur, Neil Hamilton, and in 1931 the series was completed with Daughter of the Dragon
The Back to the Future trilogy kicked off in 1985 with the first movie in the series Back to the Future. In 1989 a second film was released staring Michael J. Fox, Christopher Lloyd, Lea Thompson, Thomas F. Wilson, and in 1990 the series was completed with Back to the Future Part III
The Entrails of a Virgin trilogy kicked off in 1986 with the first movie in the series Entrails of a Virgin. In 1986 a second film was released staring Saeko Kizuki, Naomi Hagio, Megumi Kawashima, Osamu Tsuruoka, and in 1987 the series was completed with Female Inquisitor
The Open Season trilogy kicked off in 2006 with the first movie in the series Open Season. In 2009 a second film was released staring Joel McHale, Mike Epps, Jane Krakowski, Billy Connolly, and in 2011 the series was completed with Open Season 3
The Private Lessons trilogy kicked off in 1981 with the first movie in the series Private Lessons. In 1993 a second film was released staring Gorô Inagaki, Joanna Pacula, Masahiro Nakai, Akira Emoto, and in 1994 the series was completed with Private Lessons: Another Story
The Turbulence trilogy kicked off in 1997 with the first movie in the series Turbulence. In 1999 a second film was released staring Ray Liotta, Lauren Holly, Brendan Gleeson, Hector Elizondo, and in 2001 the series was completed with Turbulence 3: Heavy Metal
The Missing in Action trilogy kicked off in 1984 with the first movie in the series Missing in Action. In 1985 a second film was released staring Chuck Norris, Soon-Tek Oh, Steven Williams, Bennett Ohta, and in 1988 the series was completed with Braddock: Missing in Action III
The Urban Legend trilogy kicked off in 1998 with the first movie in the series Urban Legend. In 2000 a second film was released staring Jennifer Morrison, Matthew Davis, Hart Bochner, Loretta Devine, and in 2005 the series was completed with Urban Legends: Bloody Mary
The Kung Fu trilogy kicked off in 1972 with the first movie in the series Kung Fu: The Way of the Tiger, the Sign of the Dragon. In 1986 a second film was released staring David Carradine, Kerrie Keane, Mako, William Lucking, and in 1987 the series was completed with Kung Fu: The Next Generation
The Heintje trilogy kicked off in 1969 with the first movie in the series Heintje – Ein Herz geht auf Reisen. In 1970 a second film was released staring Heintje Simons, Heinz Reincke, Gerlinde Locker, Paul Dahlke, and in 1970 the series was completed with Heintje – Mein bester Freund
The On the Buses trilogy kicked off in 1971 with the first movie in the series On the Buses. In 1971 a second film was released staring Reg Varney, Doris Hare, Michael Robbins, Anna Karen, and in 1972 the series was completed with Holiday on the Buses
The The Grudge trilogy kicked off in 2004 with the first movie in the series The Grudge. In 2006 a second film was released staring Sarah Michelle Gellar, Amber Tamblyn, Arielle Kebbel, Takako Fuji, and in 2008 the series was completed with The Grudge 3
