Celebrities You Totally Forgot Showed Up On Star Trek

The "Star Trek" franchise is as vast as space itself. With 11 series and 13 films to date, Gene Roddenberry's original vision of "the final frontier" has now expanded into worlds the "Star Trek" creator could only have imagined. With so many installments in the franchise, there are countless roles, and countless actors to play them. While fans are familiar with "Trek's" key players, there have been a number of smaller roles that future Hollywood heavyweights have taken on. But while many of these have been played by up-and-coming stars, a few of them have been written specifically for famous fans. Here are just some of the celebrities you forgot appeared on "Star Trek."