Alexandra Castillo (June 14, 1971, in Santiago, Chile) is a Chilean-Canadian actress and dancer. She began her career with guest appearances in series such as Dead Man’s Gun (1999) and Seven Days (1999). In 2000, she had a supporting role in The 6th Day. Castillo has appeared in over 50 television series, including Missing (2003–2006), Degrassi: The Next Generation (2001–2015), Heartland (since 2007), Fringe (2008–2013), Warehouse 13 (2009–2014), Rookie Blue (2010–2015), Saving Hope (2012–2017), Designated Survivor (2016–2019), The Handmaid’s Tale (since 2017), and The Boys (since 2019). Castillo also had leading roles in Guidestones (2012–2014), Lucky 7 (2013), and Mary Kills People (2017–2018). In film, she starred in Traitor (2008), 2012 (2009), and Miss Sloane (2016). Additionally, she appeared in several TV movies, including The Miracle of the 17th Green (1999), Plague City: SARS in Toronto (2005), and Taken in Broad Daylight (2009).