The Professionals · SEASON 4
The Acorn Syndrome
Episode 1 · 1980-09-07

- Action & Adventure
- Crime
- Drama
Episode overview
The daughter of a British Government engineer who is working on a defence protect is kidnapped, and the only way she will be safely returned is if he agrees to betray secrets to enemy agents.
Season 4 episodes
1. The Acorn Syndrome1980-09-07
2. Wild Justice1980-09-14
3. Fugitive1980-09-21
4. Involvement1980-09-28
5. Need To Know1980-10-05
6. Take Away1980-10-12
7. Black Out1980-10-19
8. Blood Sports1980-10-26
9. Slush Fund1980-11-02
10. The Gun1980-11-09
11. Hijack1980-11-30
12. Mixed Doubles1980-12-07
13. Weekend in the Country1980-12-14
14. Kickback1980-12-20
15. It's Only a Beautiful Picture...1980-12-27