Mae West was offered but declined the role of Maggie Morgan.

Elvis Presley did his own stunts.

Elvis Presley recorded a song, "I'm a Roustabout", but it was not used and went unreleased. It was rediscovered in 2003.

Elvis Presley's eye was cut whilst filming the "Tea House" fight scene at the start of the film. He can be seen sporting a band-aid later on.

Raquel Welch makes an early appearance as one of the college kids at the Tea House.

Director John Rich wasn't interested when producer Hal B. Wallis first offered him the job.

In the closing scene Elvis lifts a child into the arms of "The Strongman" portrayed by Richard Kiel ( "Jaws" of James Bond fame).

Opened in 8th place on Variety's list.

The motorcycle Elvis Presley rides throughout the movie is a Honda 305 Superhawk.

The soundtrack album went #1 on the Billboard charts.

Was 28th best grossing film in the USA of 1964.