- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Ferengi government official who responded to an inquiry made by Captain Picard of the Enterprise-D in 2370 regarding the status of former DaiMon Bok. Birta confirmed that Bok had in fact been stripped of his DaiMon title, but added that Bok had bought his way out of Rog Prison in 2368, and that he was last seen somewhere in the Dorias Cluster.