| Cast list | | Eva Amurri | as | Libby | | Josh Lucas | as | Max Hunt | | Ellen Burstyn | as | | | Tim Blake Nelson | as | Buzz | | Sarita Choudhury | as | Callie | | Kimberly Quinn | as | Lynn Hunt Salinger | | Miles Robbins | as | Chip Hunt | | Matthew Cowles | as | Dr. Sassafras | | Jason Butler Harner | as | Simon Hunt | | Betty Gilpin | as | Donatella | | Remy Auberjonois | as | Peter Thomas | | Tony Devon | as | Dr. Gil | | Steve Antonucci | as | Camera crew | | Aria Alpert | as | Deborah | | Michael Drayer | as | | | Shirley Rumierk | as | TV Reporter | | Quisha Saunders | as | Marcella | | Griffin Newman | as | Amos | | Tommy Nelson | as | Ben Collins | | Rob Yang | as | Chen | | Darly Wanatick | as | Family Member | | Brian Distance | as | Married Man | | Patrizia Hernandez | as | Karen | | Nadia Alexander | as | Alma | | Gita Reddy | as | Cookie | | Don Stephenson | as | Tom Cauldron | | Sanjiv Jhaveri | as | Patel | | Arnold Y. Kim | as | Clinical Trial Patient | | Janice LaFlam | as | Gala Attendee | | Frank Carlo | as | Tough kid 2 | | Yasmin D. Kahn | as | Clinical Trial Patient |
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