Muscle Beach Party is the second of seven beach party films produced by American International Pictures. It stars Frankie Avalon and Annette Funicello and was directed by William Asher, who also directed four other films in this series.

Dick Dale and the Del-Tones and Stevie Wonder appear in musical numbers, the latter aged thirteen and making his film debut, billed as "Little Stevie Wonder."

The movie was released two days after Peter Lorre's death.