Stephanie Nogueras Ava Actor Jean-Michel Le Gal Milton Actor Beatriz Yuste Nurse Actor Ken Jeong Eugene Guest Star Jamie Chung Grace Guest Star Zane Holtz Rex Guest Star Keong Sim Lee Guest Star Vicki Kim Hannah Guest Star Sonequa Martin-Green Megan Guest Star Mike Colter John Guest Star Rebecca Liddiard Peggy Guest Star Sergio Di Zio Brian Guest Star James Cade Vince Guest Star Kiara Barnes Eve Guest Star Jade Eshete Lila Guest Star Howard Gordon Writer, Executive Producer Alex Gansa Executive Producer David Shore Executive Producer Erin Gunn Executive Producer Daniel Pearle Executive Producer Milan Cheylov Executive Producer Frank Siracusa Executive Producer John Weber Executive Producer Jacob Cohen-Holmes Executive Producer Jimmy McGovern Executive Producer Sita Williams Executive Producer Roxy Spencer Executive Producer Louise Pedersen Executive Producer Michael Chiklis Director