Rylan Clark-Neal's Babushka dropped to fewer than 1 million viewers last night.
Now in its final week, the new ITV game show fell to a new series low of fewer than 950,000 viewers at 5PM yesterday.
Tipping Point had 1.5 million viewers an hour earlier while Pointless had 2.6 million over on BBC One at the same time.
Babushka is currently airing as a summer replacement for The Chase, which will return on Monday.
Later on BBC One last night, Shop Well for Less had 2.6 million viewers while The One Show interested 2.4 million.
On ITV in the evening, Corrie had 5.8 million viewers and Emmerdale enjoyed 4.9 million, both down around 600,000 viewers week-on-week.
After, at 8PM, Tonight at the London Palladium dipped 100,000 viewers with 2.6 million watching the latest episode.
In the 9PM hour, Britain's Busiest Airport saw 2.5 million viewers, a drop of 400,000 on last Wednesday's show, with rival BBC doc The Met: Policing London winning the slot with 3 million viewers.
At 10PM, the news had 4.5 million viewers on BBC One and 2.1 million on ITV.