Boat building father and son join the river patrol service and get caught-up in a spy ring.
Tom Gamble
Edward Rigby
Jean Gillie
Michael Wilding
Marion Gerth
Score: 6.4
Score: 5.2
Score: 4.0
Score: 6.0
Score: 5.0
Score: 6.8
Score: 6.1
Score: 5.5
