Guest Stars Paterson Joseph as "Holy" Wayne Henry Gilcrest Jr. Sebastian Arcelus as Doug Durst Billy Magnussen as Marcus Tom Noonan as Casper Co Starring Noel Wilson as Mr. Johnson Ella Taylor as Erin Durst Anthony Cieslak as Jeremy Durst Jennifer Onvie as Kylie Brandon Espinoza as Ray Marisa Ryan as Imposter Wass Stevens as Letts David Aaron Baker as Ron Bickel Curtiss Cook as Patrick Johanson Chris McKinney as Jeffrey Stewart Vaishnavi Sharma as Mital Shahane Ross DeGraw as Joey Delorangus Sean Kenin as Cornell Guy Daniel Bielinski as Hotel Front Desk Clerk Max Baker as Prophet's Dilemma Academic Tarikk Mudu as Grocery Store Cashier Molly Crowley as Conference Organizer Mel Nieves as Business Suit Mary Ann Hay as Gale Sawicki John Thomas Cramer as DSD Panel Moderator Hannah Cabell as Margery Rasmussen Samuel Smith as Hotel Bartender Craig Fox as Pope Guy C.L. Simpson as Judge L. Awad Pernell Walker as Celia Odalys Julian Gamble as Gus Hickey Ellen Parker as A-F Check-In Aide Greg Coughlin as Columbia Guy