The Bill: Appropriate Force

Callum realises a bank job mirrors a robbery he once solved, and pulls in his prime suspect from the old case for questioning. It emerges the villain still holds a grudge against him - not least because they were love rivals. When Callum is later sent to arrest him, he turns violent, prompting Callum to lose control and respond with unreasonable force. Gina resorts to blackmail to save her colleague's career