Career
Köerner appeared as a profilee in the documentary Trekkies (1997) and its sequel Trekkies 2 (2003), and went on to make guest appearances on The Drew Carey Show and as the "Star Trek Geek" on Beat the Geeks. As a VFX artist, he fulfilled his lifelong Star Trek dream by working on the series finale of Star Trek: Enterprise. He also worked on the live-action film Speed Racer (2008).
Various scenes in Trekkies that feature Köerner were filmed in his then hometown of Bakersfield, California.