Yvonne Strahovski by Bruno Barbazan for InStyle UK August 2014

Yvonne Jaqueline Strzechowski (born 30 July 1982), known professionally as Yvonne Strahovski, is an Australian actress. She is best known for her roles as CIA Agent Sarah Walker in the NBC series Chuck (2007–2012), Hannah McKay in the Showtime series Dexter (2012–2013) and CIA Agent Kate Morgan in the Fox limited event television series 24: Live Another Day (2014).

Strahovski's other notable works include Lego: The Adventures of Clutch Powers (2010), Killer Elite (2011), I, Frankenstein (2014), The Astronaut Wives Club (2015), and Manhattan Night (2016). She has also voiced Miranda Lawson in the Mass Effect video game series and Batwoman in the animated film Batman: Bad Blood (2016).