Kadro (10)
John BentleyDet. Insp. Dan Barker
Phyllis KirkJudy RobertsLeonard WhiteDet. Sgt. Mack McLeod
Glyn HoustonCharlie Williamson
Patrick JordanAlbert Fisher, called both "Al" and "Bert"Harold AyerSteward Alfred Gordon, also called "Al"
David HurstPaddy Maclure
Charles Lloyd PackJohn Hendrick
Robert AyresShip's Captain Watford
Ewan RobertsCustoms Chief J. S. Blake