Guest Stars Dallas Roberts as Owen Cavanaugh Anne Marsen as Jennifer Lisa Edelstein as Celeste Serrano Kristen Connolly as Maggie Reeves Nina Arianda as Gretchen Battista James Eckhouse as Walter Kermani Isiah Whitlock Jr. as Ira Protopapas John Bolton as Jason Doyle Michael Arden as Finn Leon Addison Brown as Teamster Rick Holmes as Dr. Howard Farland Nat McIntyre as Heather Farm Worker Sarah Litzsinger as Olivia Sumner