Jewel Belair Staite (born June 2, 1982) is a Canadian actress. She is known for her roles as Kaylee Frye in the series Firefly (2002–2003) and its follow-up movie Serenity (2005), and as Jennifer Keller on science fiction television series Stargate Atlantis (2007–2009). Staite also starred as Catalina in Space Cases (1996), as "Becca" Fisher in Flash Forward (1996–1997), as Raquel Westbrook in the Canadian drama The L.A. Complex (2012), as Caroline Swift in AMC's crime drama The Killing (2013–2014), and as Abigail Bianchi in the Canadian legal drama series Family Law (2021–2026).