In 2008 and 2009, Wallace presented two editions of The Money Programme on the effect that the financial crisis was having on the public's attitudes towards food.

[13][14][15] In April 2020, Channel 5 scheduled a follow-up series called Gregg Wallace's Fun Weekends, but it was pulled because it featured cities badly impacted by the COVID-19 pandemic.

[28] This remark caused a media and public backlash in some prominent members of the ASEAN countries such as Malaysia, Indonesia, Singapore and Brunei, who said that rendang is a "stewed, soft and tender dish: not intended to be crispy".

[citation needed] In 2010, Wallace appeared in the BBC One series Turn Back Time: The High Street with Tom Herbert and Juliet Gardiner.

[33] In September 2014 Wallace was a contestant on the twelfth series of BBC's Strictly Come Dancing, partnered with professional Aliona Vilani.

During the judges' comments, Wallace joked about the lack of success shown by Craig Revel Horwood in a previous series of Celebrity Masterchef.

He left the show in the second week, after the first public vote, when the Waltz danced by Jennifer Gibney and Tristan MacManus was preferred by the judges to Vilani and Wallace's Charleston.

[36] Wallace was subsequently dropped by the charity Ambitious about Autism which had appointed him as an ambassador in honour of his autistic son.

[39] Responding to the accusations, Wallace posted a video to Instagram saying there had been "13 complaints" from "over 4,000 contestants" he had worked with in 20 years on the BBC show MasterChef.

[41] On 3 December, the BBC announced that two forthcoming MasterChef special episodes and three repeats of an old series of Inside the Factory, had been pulled from the Christmas schedule while the allegations against Wallace were still being investigated.

[45] In January 2025 veteran singer Rod Stewart criticised Wallace on social media for humiliating his wife Penny Lancaster on the MasterChef programme.

It had been revealed that former Newsnight presenter Kirsty Wark was among the 13 people who had accused Wallace of making inappropriate sexual comments on the show.

Wallace later married biology teacher Heidi Brown, in 2010, his third wife who was 17 years his junior, after meeting her on Twitter.

[54] Wallace was appointed Member of the Order of the British Empire (MBE) in the 2022 Birthday Honours for services to food and charity.