The medical drama treated 5.37m (22.2%) from 8pm, which was followed by Death in Paradise with 4.51m (17.2%). Imagine allured 1.18m (10.4%) from 10.45pm.
Even though I'm a Celebrity... Get Me Out of Here! entertained 7.46m (28.4%) from 9pm with a further 613k (3.5%) on ITV1+1, The Adventurer's Guide to Britain and High Stakes could only summon 2.75m (11.7%) from 7.30pm and 2.04m (8.5%) from 8pm respectively.
Over on ITV2, 802k (4.9%) caught I'm a Celebrity... Get Me Out of Here Now! from 10pm (+1: 102k/1.2%), while The Vampire Diaries glamoured 368k (1.4%) an hour earlier (+1: 193k/1.1%).
BBC Two's Heir Hunters was watched by 1.7m (7.43%) from 7pm, with MasterChef: The Professionals and Ian Hislop: When Bankers Were Good following afterwards cooking up 2.96m (12.2%) and 2.15m (8.17%) respectively. Later Live... with Jools Holland wrapped it up with 964k (4.8%).
The Food Hospital served 1.63m (6.8%) from 8pm on Channel 4 (+1: 163k/0.6%), Jamie's Great Britain gathered 1.09m (4.2%) from 9pm (+1: 230k/1.3%) and My Transsexual Summer was seen by 1.01m (5.9%) from 10pm (+1: 178k/2%).
Channel 5's How to Take Stunning Pictures flashed 319k (1.4%) from 7.30pm and London: The Inside Story aired to 892k (3.7%). David Caruso's CSI: Miami picked up 1.3m (4.9%) from 9pm, with a repeat episode from the original CSI rounding primetime off with 921k (5.1%).
Overall, BBC One won the night with 21.8%, besting ITV1 which had 18.4% (+1: 0.9%). BBC Two grabbed a share of 8.5% followed by Channel 4 with 4.8% (+1: 0.7%). Channel 5 secured 3.6%.
Elsewhere, BBC Three show Don't Tell the Bride earned 766k (2.9%) from 9pm, and comedy Him & Her amused 584k (3.8%) from 10.30pm.
BARB ratings data supplied by Attentional