Writer/Director Kamal Ahmed based the main character Frank Stone on his childhood hero, Charles Bronson.
Regarding the #17 football jersey Bianca Hunter wears that Robert Macnaughton wore 3 different times in E.T., he also wears it in another film he was the lead in, "I Am the Cheese."
According to Writer/Director Kamal Ahmed, LAUGH KILLER LAUGH was originally written as a film noir set in the mid 1950's. But due to budget constraints, it was filmed as a neo-noir.
Frank Stone's alias Oscar Kissel was a tribute to Writer/director Kamal Ahmed's former Jerky Boy character "Kissel".
This is the first movie that co-star Bianca Hunter and her husband Robert MacNaughton of E.T. the Extra Terrestrial (1982) fame appear together. In one of the classroom scene's, Bianca wears an old number 17 football jersey which Robert wore in E.T. the Extra Terrestrial (1982).