First broadcast 3rd November 1975.<br /><br />Australian villains Colin MacGruder and Ray Stackpole return to London and steal a bus, posing as its crew.<br /><br /><br />John Thaw - Regan<br />Dennis Waterman - Carter<br />Garfield Morgan - Haskins<br />Patrick Mower - Colin McGruder<br />George Layton - Ray Stackpole<br />Lynda Bellingham - Nancy King<br />Robert Dorning - Leonard Geisler<br />Frederick Jaeger - Goldman<br />Leslie Dwyer - Ted Greenhead<br />Carol MacReady - Kath<br />Roger Sloman - Cosby<br />Frederick Schiller - Austrian Tourist<br />Gillian Duxbury - Goldman's Girlfriend<br />Tony Allen - Bill the Driver<br />Maxwell Craig - Detective<br />Laurie Goode - Supermarket Manager<br />Aidan Harrington - Detective<br />Tony O'Leary - Police Constable<br />Mike Reynell - Squad Officer<br />Esme Smythe - Woman on Tour Boat
