Special Guest Stars The National as The National Guest Stars Adam Pally as Dr. Peter Prentice Anders Holm as Casey Peerson Co Starring Nicole J. Butler as Rachel Ashley Wigfield as Festival Girl Mike Mitchell as Brad Mcabe Gregg as Dehydrated Stoner Michael J. Sielaff as Pastor Gene Uncredited Kaylee Sapieha as Kaylee Sapieha Rachel Knight as Festival Goer Whitney Shumaker as Church Patron