The last episode of the time-jump drama, which has been cancelled in the US, averaged 1.54m (7.9%) for Five in the 10pm hour, up 310k week-on-week.
Britain's Got Talent dominated primetime, with 10.2m (41.1%) watching the talent show's first semi-final on ITV1 between 7.30pm and 9pm. The half-hour results show pulled in 9.75m (38%) for the channel from 9.30pm.
Spinoff programme Britain's Got More Talent brought in 716k (3.7%) to ITV2 from 10pm and 118k (1.2%) on timeshift.
On Channel 4, the second episode of new factual series Genius Of Britain delivered 1.09m (4.3%) in the 9pm hour and 147k (0.8%) on timeshift. It was followed by Derren Brown Investigates, which appealed to 1.24m (6.7%) and 237k (2.5%) on timeshift.
On BBC One, The Big Personality Test secured 2.4m (9.4%) from 9pm, before The Graham Norton Show pulled in 2.09m (12.1%) from 10.15pm.
The latest episode of Glee attracted 862k (3.4%) to E4 from 9pm and 333k (1.7%) on timeshift.
Springwatch 2010 averaged an impressive 2.52m (9.7%) for BBC Two in the 8pm hour. It was followed by documentary The Secret Diaries of Miss Anne Lister with 1.88m (7.8%).
A screening of Rush Hour took 794k (3.1%) for Five from 8pm to 10pm.
Overall, ITV1 gained an outright victory in primetime with 33.6% compared to BBC One's 14.7%. BBC Two came in third with 8.1%, followed by Channel 4 with 4.5% (+1: 0.5%) and Five with 3.9%.
Elsewhere, the second part of Terry Pratchett's Going Postal pulled in 627k (3.2%) for Sky1 from 6pm, down 252k on Sunday night's debut episode.
BARB ratings data supplied by Attentional