List of science fiction television programs, O

This is an inclusive list of science fiction television programs whose names begin with the letter O.

O
Live-action
 * Object Z (franchise):
 * Object Z (1965, UK) IMDbIMDb external.png
 * Object Z Returns (1966, UK) IMDbIMDb external.png
 * Ocean Girl (1994–1998, Australia) a.k.a. Ocean Odyssey (UK)
 * Odyssey, The (1992–1995, Canada)
 * Odyssey 5 (2002, Canada)
 * Omega Factor, The (1979, UK)
 * On the Beach (2000, film)
 * Operation Neptune (1953) IMDbIMDb external.png
 * Origin (2018)
 * Orphan Black (2013–2017, Canada)
 * Orville, The (2017–present)
 * Other Space (2015)
 * Others, The (2000)
 * Otherworld (1985)
 * Out of This World (franchise):
 * Out of This World (1962, UK)
 * Out of This World (1987–1991)
 * Out of Time (1988, film, pilot)
 * Out of the Unknown (1965–1971, UK, anthology)
 * Out There (1951–1952)
 * Outcasts (2011, UK)
 * Outer Limits, The (anthology) (franchise):
 * Outer Limits, The (1963–1965, anthology)
 * Outer Limits, The (1995–2002, anthology)
 * Overdrawn at the Memory Bank (1983, film)

Animation
 * Ōban Star-Racers (2006, France/Japan, animated)
 * Outer Space Astronauts (2009, partly animated)
 * Outlaw Star (1998, Japan, animated)
 * Overman King Gainer (2002–2003, Japan, animated)
 * Owl, The a.k.a. La Chouette (2003–2006, France, shorts, animated) (elements of science fiction in the "Flying Saucer" episode)
 * Ozzy & Drix a.k.a. The Fantastic Voyage Adventures of Osmosis Jones & Drixenol (2002–2004, animated)