Derren Nesbitt and Colin Gordon would both play Number 2 opposite Patrick McGoohan in the series, "The Prisoner."
Hilda Fenemore, the bank cleaning lady, played Ann Lynn's mother in The Wind of Change.
Opening credits give the year of the film as 1961 (not 1962).
Opening credits: All characters and events in this film are fictitious. Any similarity to actual events or persons, living or dead, is purely coincidental.