Trivia

Robin Williams' final film. He had completed his dialogues before his death in August 2014 and the film was released a full year after.

This is the first movie since Monty Python's the Meaning of Life (1983) that featured all five surviving members of Monty Python. According to Writer and Director Terry Jones, this will probably be the last time they will appear in a movie together.

In a 2009 interview, Robin Williams said that he always wanted to star in a movie with Simon Pegg.

To get the dog to look at him, Simon Pegg wore a sausage on his head.

Roger Taylor, the drummer from Queen, sings the opening theme song "Absolutely Anything".

Brian Cox: Astronomer and former rock musician, as a TV presenter trying to rationalize the sudden change in the climate which has been caused by Neil.

Alan Yentob: Former head of the BBC and culture vulture, as a guest at Neil's book event. Yentob is a well known figure in the UK, frequently at book festivals and on late night arts shows.

Terry Jones: Driver of the van that knocks Neil off of his bicycle early in this movie.