Jill Winternitz

Jill Winternitz (born 1986/1987) is an American actress. She is best known for her work on the London stage.

Early life Winternitz is from Davis, Northern California. Her mother is an academic, and her father is an orthopedic surgeon. Her sister Jana is a producer.

Winternitz attended Davis Senior High School. She began her studies at UCLA, but dropped out. Wanting to study classical theatre, at 19, Winternitz auditioned for the Royal Academy of Dramatic Art (RADA) in London, going on to graduate in 2009 with a Bachelor of Arts in Acting. She also trained at the Interlochen Center for the Arts and Moscow Art Theatre School.

Career In 2012, Winternitz starred as Frances "Baby" Houseman on a 23-show tour around the United Kingdom of the stage adaptation of Dirty Dancing. She would reprise her role as Baby for the 2013 London run at the Piccadilly Theatre, marking her West End debut.

From 2014 to the show's closure in 2015, Winternitz took over the lead role of Girl from Zrinka Cvitešić in West End production of the Irish musical Once at the Phoenix Theatre, first opposite David Hunter and then Ronan Keating as Guy. Winternitz made her television debut guest starring as Lisa in the Doctor Who series 9 episode "The Zygon Invasion". She also appeared in Dark Tourism at the Park Theatre, for which she was nominated for an Offie.

Winternitz made her feature film debut with a small role in the 2016 comedy A Street Cat Named Bob. In 2017, she starred opposite Adrian Lukis in the UK premiere of Halley Feiffer's I'm Gonna Pray For You So Hard at the Finborough Theatre, for which she was once again nominated for an Offie. She had her first prominent film role in the 2018 thriller film 10x10 with Luke Evans and Kelly Reilly.

Winternitz returned to television when she had a recurring role as Harriet Dowling the 2019 Amazon Prime series Good Omens. She then portrayed Yulia Skripal in the 2020 BBC One drama The Salisbury Poisonings. In 2023, Winternitz played the Good Doctor in the 2022 Netflix series The Sandman, also a Neil Gaiman adaptation. She returned to the Finborough Theatre for The Retreat in 2023.

Personal life Winternitz is married to English filmmaker Mike Doxford. She holds dual American and British citizenship. As of 2014, she lived in Putney, South West London.

Filmography

Film Year Title Role Notes 2016 A Street Cat Named Bob Wife 2018 10x10 Jen 2022 Non-Negotiable Kat Short film 2023 Indiana Jones and the Dial of Destiny Stewardess 2024 One More Shot Kelly Harris 2025 Havoc Angela Netflix film LifeHack 2026 The Leader Joy Birdie In production

Television Year Title Role Notes 2007 The Replacement Child Lauren Murphy Short film 2011 Strays Smiling Girl Short film 2015 Doctor Who Lisa Episode: "The Zygon Invasion" 2019 Good Omens Harriet Dowling 2 episodes 2020 The Salisbury Poisonings Yulia Skripal Miniseries Hanna Rachel Episode: "You're With Us Now" 2022 Suspicion Mother Episode: "Persons of Interest" The Sandman The Good Doctor 3 episodes 2024 Anansi Boys Melissa

Stage Year Title Role Notes 2012 A Handful of Soil Kiki Drayton Arms, London 2012–2013 Dirty Dancing Frances "Baby" Houseman Piccadilly Theatre, London / UK tour 2014–2015 Once Girl Phoenix Theatre, London 2015 Dark Tourism Jennifer Chapman Park Theatre, London 2017 I'm Gonna Pray For You So Hard Ella Finborough Theatre, London 2023 The Retreat Rachel Benjamin

Awards and nominations Year Award Category Work Result 2015 Offie Best Actress in a Play Dark Tourism 2017 I'm Gonna Pray For You So Hard