(written from a Production point of view)
Jeff Rector (born 12 September 1958; age 62) is an actor who made two guest appearances in Star Trek: The Next Generation. He played together with his twin brother Jerry Rector an abducting alien in the third season episode "Allegiance"  and a command division crewmember in another The Next Generation different episode.  He received no credit for the latter one.
Born as Jeffrey A. Rector in St. Louis, Missouri, he is also a director, writer, producer, casting director, and voice actor and has received several independent awards. His work can be seen in films such as Fatal Kiss (2002, with Carel Struycken and Victor Lundin), Pray Another Day (2003, with Robert L. Zachar), and Revamped (2007, with Fred Williamson, Victor Lundin, Carel Struycken, Spice Williams-Crosby, and stunts by Ian Eyre).
Among his acting resume are films such as Wall Street (1987, with Saul Rubinek, Paul Guilfoyle, Lauren Tom, and Chris Nelson Norris), Hellmaster (1992), Death Riders (1994), Magic Kid II (1994, with William Daniels, Buck McDancer, and Gary Kasper), Galaxis (1995, with Russ Fega, Kristin Bauer, Chris Doyle, Roger Aaron Brown, and stunts by Gary Baxley, Chuck Borden, Ken Lesco, Dennis Madalone, and Robert Bralver), Dinosaur Valley Girls (1996, with Bill Blair), Never Look Back (2000, with Brett Baxter Clark and Charles Napier), and Dark World (2007).
He has also appeared in television series such as Father Dowling Mysteries (1990, with Anne Haney and Jerry Rector), Compromising Situations (1995), Beverly Hills Bordello (1996), Sliders (1996, with John Rhys-Davies and Jerry Rector), NYPD Blue (1998, with Gordon Clapp, Sharon Lawrence, Lisa LoCicero, and Jerry Rector), Black Scorpion (2001, with Athena Massey, Robert Pine, Monica Staggs, Richard Tanner, and Jerry Rector), and Veronica Mars (2005).
More recently, he worked as director, producer, writer and actor on the short comedy The Board Room (2012) and as actor in the comedy A Night at the Silent Movie Theater (2012, with Tony Todd and Ethan Phillips), the horror thriller The Muse (2012), and the crime comedy Magnum Farce (2013, with Larry A. Hankin and Dan Woren).