While We're Young

Ben Stiller Josh Schrebnick Naomi Watts Cornelia Schrebnick Adam Driver Jamie Massey Amanda Seyfried Darby Massey Charles Grodin Leslie Breitbart Maria Dizzia Marina Adam Horovitz Fletcher Dree Hemingway Tipper Brady Corbet Kent Arlington Matthew Maher Tim Peter Yarrow Ira Mandelstam Bonnie Kaufman Ira's Wife Hector Otero Frank Matthew Shear Benny Annie Baker Elise Quincy Tyler Bernstine Pepper James Saito Dr. Nagato Deborah Eisenberg New School Woman James Manzello Music Class Band Laura Hankin Music Class Band Stoddard Blackall Music Class Band Ariel Bethany Music Class Band Juan Torriente Leslie's Colleague Dean Wareham Shaman Erin Byrne Ayahuasca Woman Lily Thorne Party Guest Matthew Kaplan Party Guest Danielle Slavick Party Guest Greg Keller Party Guest Nico Baumbach Party Guest Liz Stauber Kent's Sister Ryan Serhant Hedge Fund Dave Wyatt Ralff Louis John Wildman Red Carpet Coordinator Roberto Pascotto Tribute Guest Adam Senn Bartender Guy Boyd Bar Patron Peter Bogdanovich Speaker Jake Perlin Jake (uncredited) Greta Lee Sundance Interviewer (voice) Scott Rudin Party Guest (uncredited)