First broadcast 23rd November 1978.
A burglar is founddead at the home of Professor Busby, though nothing appears to have been stolen.
John Thaw - Regan
Dennis Waterman - Carter
Garfield Morgan - Haskins
Eric Morecambe - Eric Morecambe
Ernie Wise - Ernie Wise
Edward Hardwicke - Bellcourt
Edward de Souza - Prof. Frederick Busby
George Mikell - Danilov
Caroline Blakiston - Hildegarde
Jenny Quayle - Wendy
Miles Anderson - Hawkins
Jack Klaff - Al Krim
John Moreno - Doad
Joseph Charles - Ulysses
Nicholas McArdle - Tridgwell
Paul Freeman - 1st Detective
Joseph Winston - Sid
Alan Bodenham - Henry
George Irving - 2nd Detective
Jean Boht - Woman Neighbour
Ronald Forfar - Police Observer
Gary McDermott - Police Driver (as Garry McDermott)
Martyn Whitby - SPG Inspector
Anthony Smee - Army Lt.
Simon Browne - Gene
Barbara Grant - Neighbour
John Fielding - Reporter
Tony Allen - Bill the Driver
Benjamin Whitrow - Det. Chief Supt. Braithwaite
Jimmy Winston - Sid