The series three opener, starring Bob Hoskins and Frances Barber, drew a respectable 5.02m (22.3%) at 9pm, making it the most-watched programme during the hour.
Previously, series two opened to 5.77m (26.2%) on Thursday, November 8, 2007, and 5.36m (25.6%) tuned in for the series one launch on Thursday, April 13, 2006.
The Street's nearest rival was ITV1's new comedy drama Monday Monday - starring Fay Ripley and Morven Christie - which put in 3.65m (16.2%).
The fourth episode of The Supersizers Eat was seen by 2.07m (9.2%) on BBC Two, Inside Nature's Giants pulled in 1.59m (7.1%) for Channel 4, and 1.4m (6.3%) watched Five's The Hotel Inspector.
Earlier, at 8pm, Dispatches: The Children Britain Betrayed drew 710k (3.3%) while Five's Fifth Gear grabbed 900k (4.1%). Over on BBC Two, University Challenge put in 2.55m (11.7%). What To Eat Now followed at 8.30pm, logging 2.02m (9.2%).
ITV1's half-hour Airline grabbed 3.18m (14.6%) at 8pm, and Panorama put in 2m (9.1%) for BBC One at 8.30pm.
Overall, ITV1 came top during primetime with an average share of 23.6% to BBC One's 21.5%. BBC Two was third with 8.6%, followed by Channel 4 with 6.2% (+1: 0.6%) and Five's 4%.
Elsewhere, E4's screening of the latest One Tree Hill episode took 370k (1.8%) at 9pm, beating Living's Four Weddings, which had 283k (1.4%).
BARB ratings data supplied by Attentional