Sir Michael Palin says that the plot was taken from a real-life incident involving his great-grandfather.

The character of Miss Caroline Hartley was originally a much older woman and the role was offered to Anne Bancroft, who turned it down. Ellen Burstyn was then offered the part before the character was completely re-written.

Final theatrical movie of Robert Eddison (Rushden - The President), who passed away the same year.

Final theatrical movie of Wensley Pithey (Cave).

Theatrical movie debut of Jonathan Firth (Cable).