Conhecido(a) por:
Bring Back... Star Trek
Self 3.5
Marc Okrand on Klingon
Himself 0.0
Trekoff: The Motion Picture
Himself 3.0
Star Trek: 25th Anniversary Special
Self 5.9
Trekkies
Self 6.3
Jornada nas Estrelas II: A Ira de Khan
Translator 7.4
Conlanging: The Art of Crafting Tongues
Associate Producer 5.0