The first beach film was simply titled Beach Party (1963) and it introduced the whole gang to audiences everywhere back then and again in the 80's on TV.
An anthropologist named Robert Orville Sutwell (Robert Cummings) is secretly studying the "wild mating habits" of Southern California teenagers who hang out at the beach and use strange surfing jargon. After he temporarily paralyzes Eric Von Zipper (Harvey Lembeck), the leader of the local motorcycle gang, who was making unwanted advances on Dolores (Annette Funicello), Dolores develops a crush on the Professor. Her surfing boyfriend Frankie (Frankie Avalon), the local Big Kahuna, becomes jealous and begins flirting with Ava (Eva Six), a Hungarian waitress. Meanwhile, Sutwell's assistant Marianne (Dorothy Malone..what a treat it is to see her in this film) further develops her crush on the Professor. Von Zipper and his gang plot to bring down Sutwell, only to be thwarted in the end by the surfing teenagers.
Released mid summer of 1963 on July 14th
Followed by four more sequels: Muscle Beach Party (1964), Bikini Beach (1964), Pajama Party (1964), and Beach Blanket Bingo (1965).
Annette was 20 years old when cast in this film and Frankie was 23.