Beyond The Threshold

1874 – Charles Middleton (Flash Gordon)

1898 – Morgan Farley, actor (Star Trek, Soylent Green)

Morgan Farley (middle) in Star Trek

1911 – Michael Hordern, actor (Man in the Moon)
1919 – Boyd Bradfield Upchurch, [John Boyd], US, sci-fi author (IQ Merchant)

1924 – Larry Ward, actor (Buck Rogers in the 25th Century, Land of the Giants, The Invaders, Lost in Space, The Outer Limits)

Larry Ward in The Outer Limits: Counterweight

1925 – Gore Vidal, author / actor (Visit to a Small Planet / Gattaca)

1935 – Madlyn Rhue, actress (Land of the Giants, Star Trek)

Madlyn Rhue in Star Trek: Space Seed

1942 – Alan Rachinsk, actor (Stargate SG-1, Lois & Clark, Time Walker)
1948 – Niall Buggy, actor (Alien³, Zardoz)

Niall Buggy in Alien 3

1950 – Pamela Hensley, actress (Buck Rogers in 25th Century, The Six Million Dollar Man, Rollerball)
1951 – Joel Polis, actor (The Thing, Stargate: Atlantis, The Invisible Man, Star Trek: Voyager, Alien Nation, Misfits of Science, Twilight Zone)
1956 – Peter Frechette, actor (M.A.N.T.I.S., The Hills Have Eyes Part II)
1956 – Hart Bochner, actor (Supergirl)
1959 – Jack Wagner, actor (Lois & Clark, Trapped in Space)

1964 – Clive Owen, actor (Children of Men)
1965 – Zachary Scott, actor, d @ 51 (Science Fiction Theatre, Tales of Tomorrow)
1967 – Rob Liefeld, sci-fi author (Deadpool, X-Force)

1973 – Keiko Agena, actor (Transformers: Dark of the Moon)
1973 – Richard Ian Cox, actor (Fringe, Eureka, Stargate: Atlantis, Stargate SG-1, Sliders)
1973 – Lena Headey, actress (The Sarah Connor Chronicles, Ultra)
1975 – Alanna Ubach, actress (Revolution, Jekyll, Virtuosity)

1981 – Seth Gabel, actor (Fringe)
1981 – Amanda Walsh, actress (Smallville)
1983 – Tessa Thompson, actress (Heroes)
1983 – Meghan Heffern, actress (Monster Warriors, The Fog, Insecticidal)
1984 – Chris Marquette, actor (Aliens in the Family)
1984 – Jessica Parker Kennedy, actress (In Time, Collision Earth, Behemoth, Smallville, V)

1994 – Dub Taylor, actor, d @ 87 (Back to the Future III, Starman, Salvage 1, My Favorite Martian, Twilight Zone, Them!)
1995 – Haily McCann, actress (The Time Traveler’s Wife)
1996 – Adair Tischler, actress (Heroes, Dollhouse)
1998 – Roddy McDowall, actor d @ 70 (Planet of the Apes)
1999 – Aramis Knight, actor (Ender’s Game, Invasion)

2004 – Janet Leigh, actress, d @ 77 3 October 2004 (The Twilight Zone, Starman)