The Fourth Wish is a 1976 Australian family film directed by Don Chaffey based on a three-part 1974 TV drama from the ABC.

[2] Casey learns that his 12-year-old son Sean has leukaemia and will die in a few months.

Casey leaves his job to devote himself to making his son happy, seeking to grant three wishes for Sean: to own a dog, be reunited with his mother, and meet the Queen.

He formed Galaxy Productions, a company with Michael Craig and Don Chaffey to make the movie.

[5] Shooting began in Adelaide in November 1975 with Robert Bettles replacing Mark Shields as Sean.