 Several actors from "Here Come the Brides" had also appeared on "Star Trek".Mark Lenard played Aaron Stemple, whom the novel implies was Spock's ancestor.Lenard also played the role of Sarek, Spock's father, in the original "Star Trek" TV series, as well as a Romulan commander in the episode "Balance of Terror" (the first time the Romulans are seen in the series).