Bookmark Sicario: Joe Walker, ACE Joe Walker is featured in this interview for his work on the 2015 drama, Sicario. Sicario takes place in a time when drug violence has aggressively taken the U.S.A Mexico border. The film features Emily Blunt, who plays an FBI agent tasked with defeating the reigning drug cartel who has killed members of her team. Joe Walker is known for his acclaimed film 12 Years a Slave, and now, Sicario. Walker talks about the editing and creative process that went into this thrilling film.