Alexandria Riley

Alexandria Riley is a Welsh actress and documentarian. Her acting roles include Silo (2023–present). She was nominated for a leading actress BAFTA at the 2021 BAFTA Cymru Awards for her role in The Pembrokeshire Murders.

Early life and education Alexandria Riley was born and raised in Newport, Wales, United Kingdom.

Riley completed a BA in Applied Drama at the University of Wales, Newport. She graduated from the Royal Welsh College of Music & Drama in 2022.

Career Documentaries Riley anchored the Welsh documentary film Mixed, part of the New Voices from Wales series, broadcast on BBC Two Wales in March 2019, which looked at her own experiences, and those of others, being mixed-race in Wales.

Acting She had early acting roles in The End of the F***ing World and the BBC Three comedy In My Skin.

She played DI Ella Richards in ITV crime series The Pembrokeshire Murders in 2024. She was nominated for a leading actress BAFTA Award at the 2021 BAFTA Cymru Awards for her role.

She also appeared as Natalie in BBC Wales comedy The Tuckers, in which she starred opposite creator Steve Speirs, and S4C's Bang. She appeared in stage productions for National Theatre Wales.

In 2023, she appeared in Wales-set British television film Men Up. From 2023, she played Camille Sims, wife of Robert (Common), in the Apple TV+ series Silo.

She had roles in Baby Reindeer and Lost Boys and Fairies, as well as the BBC One crime mystery series Death Valley, alongside Timothy Spall, among others.

Personal life She has a Welsh mother and a father from the Caribbean. She has four children.

Filmography Year Title Role Notes 2017 Bang Tracy 2 episodes 2018–2021 In My Skin Mrs. Morgan Series 1–2; 10 episodes 2019 Almost Never Teacher Episode: "The Spotlight" Warren Waitress Episode: "The Pond" The End of the F***ing World Leigh Series 2; 4 episodes New Voices from Wales Herself - Presenter Episode: "Mixed"; also writer 2020–2022 The Tuckers Natalie Tucker Series 1–3; 18 episodes 2021 The Pembrokeshire Murders DI Ella Richards Mini-series; 3 episodes The Pact DC Anford 5 episodes The Outlaws Yvonne 2 episodes 2022 Life and Death in the Warehouse Julie Television film Galwad Efa (2052) Television film Documentary Now! Field Reporter Episode: "How They Threw Rocks" 2023 The End We Start From P Film Men Up Alys Shah Television film 2023–present Silo Camille Sims Series 1–present; 18 episodes 2024 Baby Reindeer Detective Culver Mini-series; 3 episodes Lost Boys and Fairies Sharon Mini-series; 2 episodes Ar y Ffin (unknown) Also English version: Mudtown; 5 episodes 2025 The Death of Bunny Munro Jennifer 2 episodes 2025–2026 Death Valley Helen Baxter Series 1–2; 12 episodes