The Greatest Threat They’ve Ever Faced… Is The Truth. Grace, Tommy and Annie are back — but this time, a murder trial threatens to expose a long-buried secret shaking both the police and criminal underworld. With Richard Dormer returning as Gerry Cliff, explosive stunts and Tommy’s chaotic personal life, Blue Lights is heading into its darkest chapter yet.
Blue Lights Season 4: BBC Confirms September Return for Hit Police Drama The wait is almost over for Blue Lights fans. The BBC has confirmed that the acclaimed police drama will return this month, with Series 4 arriving on Tuesday, September 29, 2026. The complete new season will be released as a box set on … Read more