Guest Stars Steven Weber as Dr. George Carver Merrin Dungey as Dr. Susan Hamburg Parker Mack as Finn Madill Ben Lewis as Josh Greg Germann as William Conti Gabriel Tigerman as Nate Kimmy Shields as Ryan Ken Kirby as Brian Kylee Russell as Mariah Raney Branch as Ruthie Evan Bittencourt as TJ Grant Jordan as Andrew Rachelle Dimaria as Elaine Riley Baron as Jerry