I've Gotta Horse is Billy Fury's second hit feature film, a semi-autobiographical musical comedy that also features Amanda Barrie, Michael Medwin and Jon Pertwee and pop bands The Gamblers and The Bachelors. It also features Fury's own race horse, Anselmo, and several of his own dogs. Larry Parnes, Billy Fury's manager, co-wrote the original story and co-produced, while Kenneth Hume directed, co-produced and co-wrote the story, with musical direction by Mike Leander. This 1965 U.K. release was filmed on location in Techniscope at Great Yarmouth where Fury had just finished his summer season at the Royal Aquarium Theatre which was used as the theatre in the film, with shooting also taking place at Shepperton Studios. The film is also known as Wonderful Day.

Ronald Wycherley, better known by his stage name Billy Fury, was an English musician. An early star of rock and roll, he equalled the Beatles' record of 24 hits in the 1960s and spent 332 weeks on the UK chart. His hit singles include "Wondrous Place", "Halfway to Paradise" and "Jealousy". Fury also maintained a film career, notably playing rock performers in Play It Cool in 1962 and That'll Be the Day in 1973.