Phim: Marc Okrand
- 1982
Star Trek 2: Cơn Thịnh Nộ của Khan (1982)
Star Trek 2: Cơn Thịnh Nộ của Khan7.41982HD
...
- 1997
Trekkies (1997)
Trekkies6.31997HD
...
- 1991
Star Trek: 25th Anniversary Special (1991)
Star Trek: 25th Anniversary Special5.71991HD
...
- 2009
Bring Back... Star Trek (2009)
Bring Back... Star Trek3.52009HD
...
- 2017
Conlanging: The Art of Crafting Tongues (2017)
Conlanging: The Art of Crafting Tongues52017HD
...
- 2002
Marc Okrand on Klingon (2002)
Marc Okrand on Klingon02002HD
...