As one of  the namesake founders of superstar rock group Fleetwood Mac,  drummer-vocalist Mick Fleetwood was another of those “celebrity fans” who parleyed his longtime love of Star Trek into an actual appearance on the show.  Of course, the “Antedean ambassador” required only heavy piscean makeup—complete with an air-bladder system for gill-like breathing—not actual dialogue.

Born Michael John Kells Fleetwood in Redruth, Cornwall, England in 1947,  his TNG role represents one of only nine departures from the music world into on-camera work. The 1976 Grammy award to Fleetwood Mac for Album of the Year for Rumors remains one of his most prominent musical highlights