The Hour, a Dominic West-starring series about a group of people setting up a current affairs TV show in the 1950s, entertained 2.68m (11.8%) on BBC Two in the 9pm hour, while 166k (0.8%) watched on the BBC HD channel.
Also in the 9pm hour, Richard Hammond's Journey to the Centre of the Earth educated 4.92m (21.6%) on BBC One, beating Homes From Hell's 2.82m (12.4%) on ITV1 and 186k (1%) on +1.
Wildlife Patrol scooped 2.42m (11.4%) on ITV1 from 7.30pm. BBC One's Holby City entertained 5.43m (25.1%) in the 8pm hour, beating Cops With Cameras' 2.68m (12.4%) on ITV1 and 101k (0.4%) on +1. Imagine was watched by 1.87m (15.1%) on BBC One from 10.45pm and Celebrity Juice arrived on ITV1 with 1.11m (8%).
Over at BBC Two, Coast served up 1.58m (7.7%) in the 7pm hour, before Restoration Home grabbed 2.54m (11.6%) from 8pm and 135k (0.6%) on BBC HD. Comedy Twenty Twelve premiered on BBC Two with 680k (3.5%) from 10pm.
The Sex Education Show returned to Channel 4 with 1.32m (6.1%) in the 8pm hour and 279k (1.2%) on +1. Series three of Undercover Boss grabbed 1.76m (7.7%) from 9pm and 277k (1.6%) an hour later. Ramsey's Kitchen Nightmares USA cooked up 1.66m (9.4%) from 10pm, along with 272k (2.8%) on +1.
Channel 5's Mexican Food Made Easy was watched by 462k (2.2%) from 7.30pm, before Monster Moves built 942k (4.4%). A double-bill of CSI brought in 802k (3.5%) and 1.04m (5.7%) from 9pm.
Overall, BBC One dominated primetime with 24% against ITV1's 14% (+1: 0.5%). BBC Two came in a strong third with 9.4%, followed by Channel 4's 6.7% (+1:1%) and Channel 5's 3.7%.
Elsewhere, Kellie: The Girl Who Played With Fire captivated 473k (2.1%) on BBC Three in the 9pm hour. Chris Lilley's comedy Angry Boys averaged 469k (2.9%) from 10.30pm.
Science fiction thriller Falling Skies, executive produced by movie legend Steven Spielberg, continued with 221k (1%) on the FX channel in the 9pm hour. Earlier, Tour De France Highlights 2011 rode away with 607k (3%) on ITV4 in the 7pm hour
BARB ratings data supplied by Attentional