When Percy Brand, a habitual confidence trickster, keeps being sent down, he goes to great lengths to ensure that his son Colin, does not find out about his criminal past. But when Colin becomes an assistant to the Judge, who is about to try Percy for his latest escapade, Percy and his gang have to come up with a plan, to stop them meeting in court.

as Percy Brand

as Judge Sir Edward Crichton

as Major Proudfoot

as Colonel Masters

as Gina Laselle

as Aunt Florence

as Colin Brand

as Mary Cooper

as Blacky

as 'Bennie' Bensuson