We dont have a biography for Gen Mihama
1963The White Peaks of Mt. Fuji as Unknown
1963午前零時の出獄 as Unknown
1963Youth of the Beast as Policeman
1963Acacia no Ame ga Yamu Toki as Unknown
1963Detective Bureau 2-3: Go to Hell, Bastards! as Plainclothes detective
1962The Guys Who Put Money on Me as Detective B
1962Jūdai no kawa as Unknown
1962Naku n janai ze as Unknown
1962Taiyō no yō ni akaruku as Unknown
1962Hana no saigetsu as Unknown
1962君恋し as Unknown
1961Million Dollar Smash-and-Grab as Unknown
1961Kitakami yakyoku as Debt collector 2
1959Oyae no hatsukoi sensei as Unknown