

The Professionals
Season 4
TV-MA
In series four, the CI5 protect the daughter of a visiting South American president after his son is assassinated, and the team uncover a silver bullion smuggling operation being controlled from behind the Iron Curtain.
15 Episodes
- The Acorn SyndromeE1
The Acorn SyndromeAfter two hired guns have been shot following a hostage situation CI5 discovers that they rang the Apex arms factory and that Apex employee John Copeland is being blackmailed into copying plans for a new tank and handing them over to a group of East German agents. The Professionals stalk the gang to a remote farmhouse where the girl is being held in readiness for a shoot-out. - Wild JusticeE2
Wild JusticeCowley and Doyle become perturbed when Bodie is obsessed with a motor cycle gang led by King Billy to the extent that his training is starting to suffer and Cowley refers him to a lady psychiatrist. However, there is a method in his madness as the gang is responsible for the death of one of his friends and he is after revenge. - Need To KnowE5
Need To KnowAndy Drake, a protege of Cowley, is arrested on suspicion of spying for the Chinese. Anxious to find out about Chinese security the K.G.B. plan to spring Drake whilst he is in transit from prison to court. Anticipating this, Cowley also intends to snatch him, but he has an ulterior motive - to catch the C15 mole who is passing on information to the Russians. - Slush FundE9
Slush FundThe Fohn Fighter is a war-plane manufactured in Eastern Europe but it is a death trap and several pilots have been killed whilst flying it. A British reporter discovers this fact and aims to leak the story to the press but has a hitman, Van Neikerk, in pursuit. It is down to the Professionals to ensure that the killer does not get his prey and the story is published. - The GunE10
The GunA drug addict is murdered by a pusher who then hastily discards the gun, only for it to be found by a young boy-who then accidently shoots his friend in the process. The pusher then goes in search of the boy in an attempt to retrieve the gun and at the same time has to try to avoid his own people who are in pursuit of him. - HijackE11
HijackForeign diplomat Josef Merhart tips off villain Harry Walters that his embassy transports silver bullion to Tilbury docks and Walters arranges to have it hi-jacked. Mandy, the girl who introduced the two men, goes into hiding on Josef's advice but, as her flatmate Debbie is Doyle's girlfriend, CI5 are in a position to be suspicious and make the connection. Walters sends a gunman to kill Mandy so Doyle and Bodie must get to her first.