2016, she presented BBC Two's Cunk on Christmas. In April 2018, the five-part historical mockumentary Cunk on Britain began broadcasting on BBC Two. Also in 2018, Morgan wrote Cunk on Everything: The Encyclopedia Philomena, published by Two Roads on 1 November. In December 2019, Morgan appeared as Cunk for short episodes of Cunk and Other Humans, once again on BBC Two. She returned in a one-off episode of Charlie Brooker's Weekly Wipe titled "Antiviral Wipe", about the COVID-19 pandemic, in May 2020. Another series, Cunk on Earth, began broadcasting in September 2022. Other roles Morgan played David Brent's public relations guru in the film David Brent: Life on the Road (2016). She has appeared in several short films, including The Boot Sale, which was shortlisted in the Virgin Media Shorts film competition 2010. In 2016, Morgan played Mandy in Sky One's comedy Rovers, appearing in all six episodes of the first series. She also appeared in the pilot for the BBC2 comedy We the Jury as Olivia. She also plays receptionist Talia in Sky's comedy drama Mount Pleasant and Liz in the BBC2 sitcom Motherland. Morgan plays Kath in the Netflix black-comedy series After Life, written by Ricky Gervais. She starred in the Gold sitcom The Cockfields, again alongside Wilkinson, and in comedy-drama Frayed in 2019. In 2019, she wrote, directed, and starred in the BBC2 comedy short Mandy, described as "a comedy by Diane Morgan about Mandy, a woman who really, really wants a sofa, and will stop at absolutely nothing to get it". Carol Decker appeared as herself in the short. It returned in August 2020 for the full series Mandy, with Shaun Ryder, Maxine Peake, and Natalie Cassidy in guest roles. A Christmas special, We Wish You a Mandy Christmas, loosely based on A Christmas Carol, was broadcast in December 2021. Also in 2020, Morgan played Gemma Nerrick in the British mockumentary Death to 2020, created by Charlie Brooker and Annabel Jones. She reprised the role in Death to 2021. She voiced the character 105E in the 2021 animated Cartoon Network series Elliott from Earth. In April 2022, Morgan starred as Donna in the first episode of the seventh series of Inside No. 9. In December 2022, Morgan reprised her role as Liz on Motherland for the Christmas special. Personal life Morgan lives in the Bloomsbury district of London with her boyfriend, BBC comedy producer Ben Caudell.