A young boy is accidentally locked inside a bank vault, with less than 10 hours of oxygen remaining. As time runs out, it becomes a desperate race against the clock to save him. Cast: - Robert Beatty as Pete Dawson - Lee Patterson as Colin Walker - Betty McDowall as Lucille Walker - Vincent Winter as The Boy - Robert Ayres as Inspector Andrews - Alan Gifford as George Foster - Larry Cross as Reporter - Sandra Francis as Evelyn Webb - Gordon Tanner as Dr. Hewitson - Jack Cunningham as Max Jarvis - Victor Wood as Howard Zeeder - Peter Mannering as Dr. Foy - Roland Brand as Police Officer - Sean Connery as Welder Runtime: 73 minutes