Shin'ichi Ôno

The Crazy Cats, a Japanese musical-comedy group, were showcased a series of comic adventures throughout the 1960s. Las Vegas Free-For-All, one of their most popular movies, featured scenes filmed on location in Las Vegas, Los Angeles, and Hawaii. Appearing with the seven Cats were the lovely Mie Hama and such Japanese musical artists as The Peanuts, The Johnnys, The Drifters, and Jackie Yoshikawa & the Blue Comets.

大学生の村瀬（石坂）は、友人から押し付けられて依田家の家庭教師となり、短大卒業後も両親に就職を反対され家庭に渋々こもる同家の娘・久美子（浜）に出会い、悩みなどを聞くうちに惹かれていくが、彼女には知られざる秘密があった。