Luisa D'Oliveira is a Canadian actress who has had roles in 50/50 (2011), Percy Jackson & the Olympians: The Lightning Thief (2010) and Cracked (2013). She is also known for her role as Emori in The CW’s The 100.

50/50 is a 2011 American comedy-drama film directed by Jonathan Levine, written by Will Reiser, and starring Joseph Gordon-Levitt, Seth Rogen, Anna Kendrick, Bryce Dallas Howard, and Anjelica Huston. The film is loosely inspired by Reiser's own experience with cancer, with Rogen's character Kyle based on Rogen himself. It was filmed from February to March 2010.