Series regular Hal Linden and guest star George Takei had the shared distinction of having early in their careers provided voice dubbing for the US versions of Toho Studios "Kaiju" films featuring Godzilla and Rodan--Takei for Godzilla Raids Again (1955) (US titles: "Gigantis the Fire Monster"/"Godzilla Raids Again") and Rodan (1956) (US title: "Rodan"), and Linden for Ebirah, Horror of the Deep (1966) (US titles: "Ebirah, Horror of the Deep"/"Godzilla vs. the Sea Monster") and Destroy All Monsters (1968) (US title: "Destroy All Monsters").