Episode Ratings Grid

M
Loading chart...
Great
Good

Episode Power Rankings

The peaks and the valleys. Find the essential episodes — and the ones to skip.

#1
S3E8 8.5
Futures

Janet and Rachel’s friendship has been ruined. Janet attempts to stay professional, but the lack of communication between them makes things difficult. A call from MIT Command, alerting the team to Gill’s disappearance, forces Scott and Bailey to put their differences aside and work together.

#2
S1E5 8.3
Faultlines

When Rachel bumps into an ex-juror, she is shocked to discover that the woman had an affair with Nick in the middle of a trial - and a desperately worried Nick does everything in his power to persuade Rachel to keep the knowledge to herself. After a current investigation throws up similarities to Veronica's murder, Janet tells Geoff Hastings that they could be one step closer to bringing his sister's killer to justice. But when Rachel stumbles across some new facts in the case, she realises that Janet is in terrible danger. Can she get the information to Janet in time?

#3
S4E7 8.2
Fatal Error

A body on the moors leads Janet and Chris to a shocking discovery. While Rachel and Janet harbour concerns about Gill's behaviour, their own actions come under investigation.

#4 Lost Loyalty S4E8 8.2
#5 Vendetta S1E6 8.1
#6 Divided Loyalties S2E8 8.0
#7 Cradle S3E4 8.0
#8 Witness S3E5 8.0
#9 Vulnerable S3E1 7.9
#10 Graves S2E5 7.8

Lowlights

#33 S1E1 Congratulations 7.2

DC Rachel Bailey, DC Janet Scott and the team take on a new case - a young Turkish woman has been killed, and her murder made to look like suicide. Rachel finds out that the woman's husband was having an affair, and takes a risk when it comes to interviewing the man's mistress. Will her high-stakes approach get results? She also uses her police privileges to carry out an investigation into her own ex - and is horrified to discover that he is married with two children. Meanwhile, Janet agrees to take another look at the case of an old school friend, Veronica, who was abducted and murdered when they were children.

#32 Damaged S4E3 7.3
#31 Things We Do For Love S3E2 7.4
#30 Secrets S2E2 7.4
#29 A Matter of Rank S4E4 7.5

The Quality Arc

Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.

Loading chart...

Episode Engagement

High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Loading chart...

Series Trajectory

One point per season. Smooths out the episode-to-episode noise to reveal the bigger arc.

Loading chart...

Season Momentum

Did each season build or fizzle? Green means the finale outscored the premiere. Red means the opposite. Longer arrows, bigger swings.

Loading chart...

Season Consistency

How steady is each season? Tightly clustered dots mean reliable quality. Scattered dots mean a wild ride.

Loading chart...