Reunites three stars of The Green Berets (1968): David Janssen (Jim O'Hara), George Takei (Joe Loo), and Edward Faulkner (Sgt. Carter).
The face is familiar. Walking up to the counter of the import-export shop of undercover agent Joe Loo (George Takei, famous for playing Sulu) were two past favorite Trek guest stars: Stanley Adams (Mr. Brown) who played Cyrano Jones in The Trouble with Tribbles (1967), and William Campbell (Arnie), who played Trelane in The Squire of Gothos (1967) and also Koloth the Klingon in The Trouble with Tribbles (1967).