Alexandra Ordolis (born July 9, 1986) is a Greek-Canadian actress having had roles as Sister Delphine on the 2015 TV series Reign, Shelly in The Mist (2017), Ollie in Shadowhunters: The Mortal Instruments (2018) and Caro in Nurses (Canadian TV series) 2020.

[2] Ordolis first appeared on screen in 2009 in the movie Recon 2023: The Gauda Prime Conspiracy as a cute army girl.

[3] In 2010 she played Anna Bell Johnson in The Will: Family Secrets Revealed,[4] then in Blue Mountain State in 2011.

[4] Ordolis secured many brief appearances in short films and TV series episodes during 2014 before landing a reoccurring role as Delphine in Reign,[5] opposite Adelaide Kane and Megan Follows, and Justine in 19-2 in 2015.

[6] She became a regular cast member of Shadowhunters: The Mortal Instruments in 2017,[7] as well as starring alongside Alyssa Sutherland in The Mist as Shelley DeWitt for 7 episodes.