Kokusai himitsu keisatsu series
In 1966, Toho invited American actor and producer Roger Smith, who was also popular in Japan with "77 Sunset Strip", a one-hour TV series planned starring a Japanese-American duo with Mihashi. Although the project fell through with many script changes, Shinichi Sekizawa rewrote the 5th and final film, "The Killing Bottle," by reusing the novel "Desperate Situation" (