Orlagh Cassidy

Orlagh Cassidy
Born (1968-08-17) August 17, 1968
EducationSUNY Purchase (BFA)
National Theatre of Great Britain
OccupationActress
Years active1983–present
Spouse
Nico Sidoti
(m. 1995; died 2024)
Children2
Parents
  • Bryan Cassidy (father)
  • Marie Cassidy (mother)

Orlagh Cassidy (born August 17, 1968) is an Irish-American actress, known for her work on stage, television, and film. She made her Broadway debut in the 1991 production of Timberlake Wertenbaker's Our Country's Good at the Nederlander Theatre. Subsequent Broadway credits include Tennessee Williams' Garden District (1995), Noël Coward's Present Laughter (1996), and Yasmina Reza's God of Carnage (2009). Additionally, Cassidy starred as Maimie Flanagan in the 2006 revival of John B. Keane's The Field at the Irish Repertory Theatre, earning a Drama Desk Award for Outstanding Actress in a Play nomination.

On television, Cassidy is best known for her portrayal of Doris Wolfe on the long-running CBS soap opera Guiding Light (1999-2009). She has had recurring roles on various primetime dramas, including Another World (1992-1993), The Sinner (2017), and Chicago Med (2025). Her film credits include Caryn Waechter's The Sisterhood of Night (2014) Josephine Decker's Shirley (2020), and Kogonada's After Yang (2021).

Also a prolific voice actress, Cassidy has narrated more than 160 audiobooks, earning 25 Earphones Awards, as well as 2 Audie Award nominations. Notable titles include Dune by Frank Herbert, The Last Unicorn by Peter S. Beagle, and Trust by Hernán Díaz, winner of the 2023 Pulitzer Prize for Fiction.