Joanna Bobin is a British actor and writer. She gained prominence as Lady Cowper in the Netflix period drama Bridgerton, for which she was nominated twice for a Screen Actor's Guild award, as well as films The Unbearable Weight of Massive Talent with Nicolas Cage and Alice Through the Looking Glass with Johnny Depp and Sasha Baron Cohen.
Early life Bobin was born in Abingdon-on-Thames and raised in Hampshire. She is the daughter of Susan Bobin (née Miller) and sports journalist and TV presenter David Bobin and sister of filmmaker James Bobin.
Career Bobin made her television debut at age 8 as Sophie, the daughter of Victoria, played by Liza Goddard in the BBC series follow-up to Take Three Girls, Take Three Women.
After studying at the University of London and Central School of Speech and Drama, Bobin launched her career primarily in television comedy, with guest leads in hit sitcoms and sketch shows such as TV Go Home, Broken News, Not Going Out, Rev, The IT Crowd and The Smoking Room, alongside Steve Coogan, Catherine Tate, Vic and Bob, Lee Mack and Ricky Gervais.
In 2007, Bobin joined the cast of the ITV hit series Secret Diary of a Call Girl as Belle's (Billie Piper) sister Jackie, a role she would play for all 3 seasons. In the interim, she appeared in Hustle and Holby City as well as the film Late Bloomers. with Isabella Rossellini and William Hurt.
As a writer, she had a comedy pilot in development with HBO.
Bobin played Alexandra Ascot in Alice Through the Looking Glass and Felicity "Flic" Jenner in the period drama Mr Selfridge. She also appeared in the film Grimsby. with Sacha Baron Cohen. Bobin played Sarah Lawson in the David Hare miniseries Collateral.
In 2020 Bobin joined the cast of the Netflix period drama Bridgerton, originating the role of Lady Cowper. She also appeared in the films Gunpowder Milkshake with Lena Headey and The Unbearable Weight of Massive Talent with Nicholas Cage.
In 2026 she joined the cast of the Paramount+ crime drama series MobLand as Chief Inspector Tessa Richardson.
Filmography Film Year Title Role Notes 2007 Steel Trap Pamela Reynolds 2011 Late Bloomers Karen 2015 Miss You Already 2016 Grimsby Mrs Graves Alice Through the Looking Glass Alexandra Ascot 2021 Gunpowder Milkshake Rose 2022 The Unbearable Weight of Massive Talent Cheryl
Television Year Title Role Notes 1982 Take Three Women Sophie 2 episodes 2001 TVGoHome Various 2002 Fun at the Funeral Parlour Penelope Granville Episode: "The Balls of Doom" 2003 The Richard Taylor Interviews Richard's Assistant 6 episodes 2004 The Smoking Room Miranda Episode: "Only Temporary" Vic and Bob's All Star Sketch Show Various Mile High Natalie 1 episode Spinechillers Isabella 1 episode 2005 Twisted Tales Isabella Dyer Episode: "Cursed Home" The Robinsons Heather 1 episode Monkey Trousers Various 4 episodes Broken News Natalie Gosling 6 episodes 2007 The Scum Also Rises Chloe Television film 2007–2011 Secret Diary of a Call Girl Jackie 10 episodes 2008 Doctors Louise Standlish Episode: "An Exercise in Truth" The Bill Kelly Harper Episode: "Lucky Lucky Lucky" Meebox Various Television film Genie in the House Juliette Episode: "Pony Tail" 2009–2010 Hustle Hayley 2 episodes 2010 Holby City Chloe Campbell 3 episodes Rev. Debs 1 episode The IT Crowd Journalist Episode: "Reynholm vs Reynholm" 2013 Not Going Out Rachel Episode: "Rachel" Which is Witch? Nicole 14 episodes 2014 Casualty Carmen Aires Episode: "Blood is Thicker Than Water" 2015 The Casual Vacancy Joanna 1 episode 2016 Mr Selfridge Felicity "Flic" Jenner 3 episodes 2018 Collateral Sarah Lawson2 episodes 2019 Timewasters Cynthia Carlton-Palmer "Timebender" 2019–2024 Bridgerton Lady Cowper 23 episodes 2026 MobLand CI Tessa Richardson
Awards and nominations Year Award Category Work Result Ref. 2021 Screen Actors Guild Awards Outstanding Performance by an Ensemble in a Drama Series Bridgerton 2025 Screen Actors Guild Awards
References
External links
Joanna Bobin at Spotlight