Ben Stiller character Roger Greenberg
Greta Gerwig character Florence Marr
Rhys Ifans character Ivan Schrank
Jennifer Jason Leigh character Beth
Merritt Wever character Gina
Chris Messina character Phillip Greenberg
Brie Larson character Sara
Juno Temple character Muriel
Mark Duplass character Eric Beller
Dave Franco character Rich
Jake Paltrow character Johno
Susan Traylor character Carol Greenberg
Mina Badie character Peggy
Koby Rouviere character Greenberg (boy)
Sydney Rouviere character Greenberg Girl
Max Hoffman character Jerry - Sara's Party
Alessandra Ford Balazs character Olivia - Sara's Party
