The 7pm episode, which saw the couples perform their show dances, attracted an average of 12.18m (48.2%), with 13.04m (50.7%) tuning in between 7.45pm and 8pm. The second instalment, which saw Mcfly's Harry Judd take home the Mirror Ball trophy, averaged 11.94m (45.8%).
Without competition from The X Factor, Merlin saw a healthy ratings bump to 7.19m (29.7%). In fact, between 7pm and 11pm, there was no occasion on which BBC One was not the most-watched channel.
> 'Strictly Come Dancing' Final: Harry Judd's win - in pictures
On ITV1, a screening of Harry Potter and the Order of the Phoenix took 3.07m (12.5%), along with an extra 315k (1.2%) on timeshift. Westlife: For the Last Time held on to 1.68m (6.5%) at 9pm, and 490k (2.4%) chose to watch an hour later.
Dad's Army summoned 2.15m (8.8%) for BBC Two, before Defiance averaged 1.7m (7.3%) from 9pm.
100 Greatest Toys with Jonathan Ross amused 1.3m (5.2%) Channel 4 viewers from 7pm, and 147k (0.6%) opted to watch the countdown on +1. Catherine Tate: Laughing at the Noughties tickled 1.1m (6.5%) at 10pm, with an additional 163k (1.6%) on timeshift.
A double bill of NCIS on Channel 5 kicked off with 612k (2.4%) at 7.20pm, and the second episode drew 793k (3.3%). The Mentalist lured 530k (2%) at 9.10pm.
BBC One conjured a huge primetime share of 39.2%, with ITV1 left trailing on 9.3%. BBC Two followed with 6.6%, while Channel 4 and Channel 5 had 5.3% and 2.9% respectively.
BARB ratings data supplied by Attentional