Guest Stars James Doohan as Lt. Cmdr. Montgomery "Scotty" Scott George Takei as Lt. Hikaru Sulu John Winston as Transporter Chief Charles Dierkop as Morla Charles Macaulay as Prefect Jaris Judith McConnell as Yeoman Tankris John Fiedler as Commissioner Hengist Pilar Seurat as Sybo Joseph Bernard as Tark Tania Lemani as Kara Virginia Aldridge as Lt. Karen Tracy Judi Sherven as Nurse Uncredited Paul Baxley as Hengist's Stunt Double