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