Jessica Kelly Siobhán Reilly (born 18 July 1977 in London, England), commonly known as Kelly Reilly, is an English stage and screen actress of Irish descent.
- Three Sisters (1999) as Irina
- The stage adaptation of The Graduate (2000) as Elaine
- Maybe Baby (2000) as Nimnh
- The Spanish Apartment trilogy as Wendy
- The Spanish Apartment (2001)
- Russian Dolls (2005)
- Chinese Puzzle (2013)
- Pride & Prejudice (2005) as Caroline Bingley
- Mrs Henderson Presents (2005) as Maureen
- Othello (2007) as Desdemona
- Eden Lake (2008) as Jenny
- Me and Orson Welles (2008) as Muriel Brassler
- Guy Ritchie's Sherlock Holmes films as Mary Watson, née Morstan
- Flight (2012) as Nicole Maggen
- Calvary (2014) as Fiona Lavelle
- Heaven Is for Real (2014) as Sonja Burpo
- Black Box (2014) as Catherine Black
- True Detective (2015) as Jordan Semyon
- Britannia (2018) as Kerra
- Yellowstone (2018) as Beth
- Fake Nationality: She's a Fake Russian in Three Sisters and a Fake American in Flight, Black Box, True Detective and Yellowstone.
- Fiery Redhead: Notably inverted. Despite having strawberry blonde hair, she mostly plays deadpan or level-headed characters. The closest is Caroline Bingley in Pride & Prejudice (2005), who is a snarky Rich Bitch than outright Hot-Blooded.
- Ms. Fanservice: Her characters tend to show a lot of skin or/and be in steamy sex scenes.