Luther, the Idris Elba-starring crime drama, averaged 5.6m (25.2%) for BBC Two in the 9pm hour, almost exactly the same as the opening rating for series one last year. The programme was also too strong for Baby Hospital, which healed 2.62m (11.8%) on ITV1 and 140k (0.8%) on +1.
Sri Lanka's Killing Fields, a Jon Snow-fronted documentary featuring the most shocking footage ever broadcast by Channel 4, had 810k (8.6%) from 11.05pm.
Earlier, Animal Kingdom scooped 2.39m (12.6%) on ITV1 from 7.30pm. BBC One's Holby City entertained 5.24m (25.5%) in the 8pm hour, beating Countrywise's 2.46m (11.9%).
Over at BBC Two, This World returned with 920k (5%) in the 7pm hour. Springwatch captivated 2.1m (10.2%) from 8pm and 137k (0.7%) on BBC HD. The Country House Revealed gathered 1.42m (6.4%) in the 9pm hour and 116k (0.5%) in HD, before Jack Dee's sitcom Lead Balloon amused 1.17m (5.9%) from 10pm and 141k (0.7%) in HD.
Four Rooms dealt with 1.14m (5.6%) on Channel 4 in the 8pm hour and 111k (0.5%) on +1. The Fairy Jobmother employed 1.26m (5.6%) from 9pm and 232k (1.3%) an hour later. Jamie's Food Revolution Hits Hollywood cooked up 830k (4.7%) in the 10pm hour and 105k (1.2%) on timeshift.
Zoo Days was watched by 297k (1.6%) on Channel 5 from 7pm, before Supersize Grime disgusted 736k (3.6%). A double-bill of CSI: All Time Top Ten brought in 908k (4.1%) and 929k (5.2%) from 9pm.
Overall, BBC One dominated primetime with 25.9% against ITV1's 13.8% (+1: 0.4%). BBC Two came in third place with 6.9%, followed by Channel 4's 4.9% (+1: 0.7%) and Channel 5's 3.5%.
Elsewhere, a double-bill of Chris Lilley's Angry Boys averaged 583k (3.7%) and 416k (3.9%) for BBC Three from 10.30pm. Prior to that, new documentary series Our War: 10 Years in Afghanistan captivated 970k (4.4%) in the 9pm hour.
MTV's scripted reality show Geordie Shore continued with 243k (1.4%) in the 10pm hour.
An extended edition of America's Got Talent entertained 778k (3.9%) on ITV2 between 9pm and 11pm, while 177k (1.3%) tuned in on ITV2+1.
BARB ratings data supplied by Attentional