Teryl Rothery (the woman who plays Jeremiah's mother) is in Stargate SG-1 (1997), where she plays a character in residence at Cheyanne Mountain - the very same place in which the Western Alliance is centered (aka Thunder Mountain).
Writer J. Michael Straczynski was so upset over the amount of control MGM had over production that he declared that he would never work again with MGM under the current administration.