Jacob Tremblay Max Brady Noon Thor Keith L. Williams Lucas Molly Gordon Hannah Midori Francis Lily Will Forte Max's Dad Josh Caras Benji Retta Lucas' Mom Lil Rel Howery Lucas' Dad Millie Davis Brixlee Enid-Raye Adams Thor's Mom Michaela Watkins Saleswoman Sam Richardson Officer Sacks Chance Hurstfield Atticus Vanessa Przada Kissing Party Girl Lina Renna Annabelle Benita Ha Soren's Mom Maja Aro Driving Woman Matt Ellis Mr. K Jaiven Natt Kissing Party Boy Sean Quan Choir Child #1 Stephen Merchant Claude (uncredited)