The third episode of 'Law & Order: UK', which saw Bradley Walsh's character DS Ronnie Brooks investigating the death of a former vice cop, attracted a 26.1% share of the 9pm-10pm audience.
'Comic Relief: The Fools' Guide', BBC One's insider view of 21 years of 'Comic Relief' featuring Victoria Beckham, Catherine Tate and Billy Connolly, pulled in 3m viewers and a 12.9% share of the audience.
BBC Two's US drama import 'Heroes', about people with superpowers, netted 1.7m viewers and a 7.3% share of the 9pm-9.45pm audience.
The second episode of the new series of 'Extreme Fishing with Robson Green' drew 1.5m viewers and a 6.4% share of the audience to Five at 9pm-10pm.
This week's instalment saw Green heading to the wilderness of Alaska to catch giant king salmon.
Channel 4's 'Addicted to Surrogacy' documentary, looking at people who are addicted to having babies for infertile couples, scored 1.4m viewers and a 6% share of the audience in the same slot. Including Channel 4+1 figures it reached 1.6m viewers.