When the French hold out for primacy over a sub-Channel tunnel, P.M. Hacker uses the info that they planted a bomb in their own embassy to obtain more favorable terms.

Cast: Paul Eddington, Nigel Hawthorne, Derek Fowlds, Diana Hoddinott, Christopher Benjamin, Nicholas Courtney, Robert East, Mansel David, Alan Downer, Bill Bailey, Raymond Brody, David King, William Lawford