Animated movie Two By Two: Overboard! topped the UK Box Office at the start of the half-term break, according to weekend data.
The film - a sequel to 2015's All Creatures Big and Small - pulled in £329,265 over the weekend to end the eight-week reign of Christopher Nolan's Tenet at the top of the chart.
Liam Neeson crime drama Honest Thief opened in second with receipts of £254,267, followed by a limited release of Sky Cinema's The Secret Garden with £154,087.
Tenet dropped down to fourth position, with takings of £134,968 pushing the gross total to date to £17.1 million from the UK and Ireland.
With Halloween falling on Saturday, this weekend will see the release of sequel The Craft: Legacy, horror movie Relic and acclaimed Aussie documentary In My Blood It Runs.