![](https://image.tmdb.org/t/p/original/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![](https://image.tmdb.org/t/p/w342/hGWVJMXV6T7lMDfPG8K7TX793uQ.jpg)
Big Boys' Rules (1)
Det. Supt. Clark investigates the involvement of Special Branch in the 'execution' of police informant Declan Harris, and gets the chance to settle old scores with Det. Chief Supt. John Deakin.
![](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![](https://image.tmdb.org/t/p/w300/56lTtHPd7GTgYjsheAcdGFUyx1s.jpg)
![](https://image.tmdb.org/t/p/w300/wdFFjI55H0kF1RGEMIZxoigQo93.jpg)
Other episodes for this season
![New Order](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Manslaughter](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Crack Up](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Honourable Men](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Some Must Watch...](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Manoeuvre 11](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![The Fifth Estate](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![The Great Detective](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Jumping the Lights](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![What's The Strength Of This?](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Big Boys' Rules (1)](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
![Big Boys' Rules (2)](https://image.tmdb.org/t/p/w300/dO6lv1EmhGGfoUegIypiQLyU4RU.jpg)
Det. Supt. Clark investigates the involvement of Special Branch in the 'execution' of police informant Declan Harris, and gets the chance to settle old scores with Det. Chief Supt. John Deakin.