Guest Stars J. Smith-Cameron as Gerri Kellman David Rasche as Karl Muller Justine Lupe as Willa Ferreyra Dagmara Dominczyk as Karolina Novotney Arian Moayed as Stewy Hosseini Ashley Zukerman as Nate Sofrelli Larry Pine as Sandy Furness Caitlin Fitzgerald as Tabitha Harriet Walter as Caroline Collingwood Eric Bogosian as Gil Eavis Jack Gilpin as Mr. Wamsgans Kristin Griffith as Mrs. Wamsgans Co Starring Scott Nicholson as Colin Stiles Juliana Canfield as Jess Jordan Nick Mills as Matt Michael Izquierdo as Jonas Anna Wilson-Jones as Charlotte Tom Morley as Doddy Richard Huw as Vicar Anna Crilly as Barmaid