Question: What is the birthdate of this American actress with roles in Buck ROgers in the 25th Century and Silver Spoons, and starring in Hello I Love You?

Context articles: Buck Rogers XXVC
Erin Gray
Buck Rogers – Battle for the 25th Century
Buck Rogers in the 25th Century (film)
Buck Rogers in the 25th Century (radio series)
When I Dream
List of Silver Spoons episodes
Gil Gerard
Buck Rogers in the 25th Century (TV series)
Pamela Hensley

Buck Rogers XXVC (sometimes written as Buck Rogers in the 25th Century) is a game setting created by TSR, Inc. in the late 1980s.
 Products based on this setting include novels, graphic novels, a role-playing game (RPG), board game, and video games.
 The setting was active from 1988 until 1995.
Erin Gray (born January 7, 1950) is an American actress, perhaps best known for her roles as Colonel Wilma Deering in the science fiction television series "Buck Rogers in the 25th Century" and as Kate Summers-Stratton in the situation comedy "Silver Spoons".
Buck Rogers – Battle for the 25th Century is a strategy board game published in 1988 by TSR, Inc..
 The game uses the setting and themes of the 1930s Buck Rogers serials, and the design of 1950s space-race-era propaganda.
 The units and game-play for the game work similarly to "Axis & Allies", with naval units being replaced by space ships and two different kinds of infantry instead of one.
 The game was produced in large quantities, but never sold well and didn't last past a second edition.
Buck Rogers in the 25th Century is a 1979 American science fiction film directed by Daniel Haller.
 Starring Gil Gerard in the title role, it was produced by Glen A. Larson who co-wrote the screenplay with Leslie Stevens, based on the character "Buck Rogers" which was created by Philip Francis Nowlan in 1928.
Buck Rogers in the 25th Century was a radio drama series based on the popularity of the popular novel and comics series "Buck Rogers".
 It aired from 1932 until 1947 and was notable for being the first science fiction radio show.
When I Dream is the fifth studio album by American country music singer Crystal Gayle.
 It was released on June 2, 1978 at the height of her career.
 It was her second consecutive #2 country album on the Billboard charts.
 Two singles from the album reached #1 on the Country Singles chart: "Talking in Your Sleep" (also a Top 20 Pop hit) and "Why Have You Left the One You Left Me For".
 The title song, "When I Dream", is a re-recorded version of a song that appeared originally on her 1975 debut album "Crystal Gayle", and reached #3.
 A fourth single, "Heart Mender", peaked at #58.
 "Hello I Love You" was featured in the 1982 movie, "Six Pack", starring Kenny Rogers, Erin Gray and Diane Lane.
This is a list of "Silver Spoons" episodes from seasons 1-5, numbering 116 in total.
 "Silver Spoons" is an American sitcom that aired for four seasons on NBC from September 25, 1982 to May 11, 1986, and an additional fifth season in first-run syndication from September 15, 1986 to March 4, 1987.
Gilbert C. "Gil" Gerard (born January 23, 1943) is an American actor, most notable for his role as Captain William "Buck" Rogers in the 1979–1981 television series "Buck Rogers in the 25th Century".
Buck Rogers in the 25th Century is an American science-fiction adventure television series produced by Universal Studios.
 The series ran for two seasons between 1979 and 1981, and the feature-length pilot episode for the series was released as a theatrical film, before the series aired.
 The film and series were developed by Glen A. Larson and Leslie Stevens, based on the character Buck Rogers created in 1928 by Philip Francis Nowlan that had previously been featured in comic strips, novellas, a serial film, and on television and radio.
Pamela Hensley (born October 3, 1950) is an American actress and author.
 She is best known for playing Princess Ardala on the 1979–1981 television series "Buck Rogers in the 25th Century" and C.J. Parsons on the 1982–1985 television series "Matt Houston".