The audition process for Star Trek: Deep Space Nine's Nog was an intriguing one, with a unique twist. Aron Eisenberg, the actor who would eventually play the role, had little to no knowledge of the Star Trek universe when he first heard about the audition. This is where Ron Surma, the show's casting director, stepped in. Surma, understanding the importance of a well-prepared actor, provided Eisenberg with a crucial piece of homework: a VHS tape and the script. This initial step set the tone for Eisenberg's journey to becoming Nog. But the real test came when Eisenberg had to distinguish between a Ferengi and a Trill, two distinct species in the Star Trek lore. The audition room became a battleground of knowledge, where Eisenberg's understanding of these species proved to be a deciding factor. His ability to differentiate between the two not only secured him the role of Nog but also showcased the importance of thorough preparation and understanding of the character's background.