1Anthony Boyle as Arthur Guinness
NetflixIf you're into Harry Potter, you might recognize Anthony Boyle (who plays one of Sir Benjamin Guinness's four sons) from a Tony-nominated stint as Scorpius Malfoy in Harry Potter and the Cursed Child. But you also might know him for Manhunt or Masters of the Air. Either way!
2Louis Partridge as Edward Guinness
NetflixIf you're an Olivia Rodrigo fan there's no waaaaay you aren't well aware that she and Louis Partridge are dating. But on the off chance that you have no idea what I'm talking about, you also might know Louis from his starring role in the Enola Holmes movies, or from the best film of all time, Paddington.
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3Emily Fairn as Anne Anne Plunket (née Guinness)
NetflixEmily has done a ton of interesting work in the UK—including starring in The Responder with Martin Freeman on BBC. But if you aren't the proud owner of both a BritBox and Acorn subscription, you might recognize Emily from 2024's Saturday Night, where she played Laraine Newman.
4Fionn O’Shea as Benjamin Guinness
Dave Benett//Getty ImagesMeet the last of the Guinness siblings! Fionn's first movie New Boy got an Academy Award nomination for Best Live Action Short Film, and he's been working steadily since. Buuut you probably recognize him best from playing Jamie in Normal People.
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5James Norton as Factory Foreman Sean Rafferty
NetflixOn top of being on every "Who Will the Next James Bond Be?" list, James can be found in two incredible British TV shows: Happy Valley (one of the best crime dramas ever made, fight me) and Grantchester (one of the coziest TV shows ever made, fight me). He's also had a fleet of famous girlfriends, which we've chronicled here if you're respectfully curious about his relationship status.
6Niamh McCormack as Ellen Cochrane
NetflixIf Niamh looks familiar, that might be because this isn't her first Netflix rodeo. She also played Alison in the drama Everything Now, and had a role in The Witcher.
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7Seamus O’Hara as Patrick Cochrane
Rowben Lantion//Getty ImagesSeamus has some very impressive credits to his name—including appearing in an Oscar winning movie called An Irish Goodbye. On top of that, you might recognize him from Game of Thrones and The Northman, or Hope Street, Line of Duty, and Blue Lights over in the UK. Again, if you're a BritBox subscriber, YOU KNOW.
8Michael McElhatton as John Potter
NetflixMichael has a lot of credits to his name, but gonna take a guess that your "wait, where do I recognize this man from" reaction is coming from the fact that he played Roose Bolton in Game of Thrones. Orrrrrr maybe his appearance in The Fall, Jack Ryan, or Chernobyl? He's been busy!
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9Dervla Kirwan as Aunt Agnes Guinness
NetflixDervla Kirwan was most recently in True Detective Night Country, but her resume is looooong. Like, it's definitely possible that you know her thanks to Law & Order SVU, Doctor Who, or, if you're me, Agatha Christie's Marple.
10Michael Colgan as Reverend Henry Gratton
NetflixMichael is a multi-hyphenate actor and an author, and has mostly been working in the UK. But it's possible you've seen him in Chernobyl, The Regime or Say Nothing.
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11Danielle Galligan as Lady Olivia Hedges
NetflixAttention Shadow and Bone fans: Danielle Galligan, aka Nina Zenik, is back for another Netflix show and we could not be more thrilled. Like, I for one am still deep in my obsession with her and Calahan Skogman.
12David Wilmot as Bonnie Champion
NetflixThere are several reasons David Wilmot might look familiar to you. One: you watched The Tudors years ago (he played Sir Ralph Ellerker). Two you watched Station Eleven (he played Clark). Or three: Your parents keep telling you to watch Bodkin on Netflix (he plays Seamus). Either way, he's great!
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13Jessica Reynolds as Lady Christine O'Madden
Karwai Tang//Getty ImagesAre you an Outlander fan? Perfect, that is 100 percent where you know Jessica from–she plays Malva Christie in Season 6!
14Hilda Fay as Sultan
NetflixHilda is a stage and television actress with plenty of credits to her name, but is probably best recognizable in the states for her role on Showtime's Woman in the Wall.
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15Ann Skelly as Adelaide Guinness
NetflixNot only does Ann play Lady Ethelfled in Vikings, she's Nuala in The Sandman. So chances are you've definitely seen her face on TV!
16Elizabeth Dulau as Lady Henrietta St Lawrence
Obsessed with Andor? Well Elizabeth played Kleya Marki. Also important, she voiced the deer in Wicked.
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17Jack Gleeson as Byron Hedges
NetflixThe man needs no introduction. Jack is famous (infamous?) for playing Joffrey Baratheon in Game of Thrones, and has since stared in Sandman following a hiatus from acting.
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