Keegan-Michael Key as Jack

Gillian Jacobs as Samantha

Chris Gethard as Bill

Kate Micucci as Allison

Tami Sagher as Lindsay

Mike Birbiglia as Miles

Richard Masur as Lou

Sondra James as Bonnie

Richard Kline as Mr. Coughlin

Emily Skeggs as Shy Sarah

Brandon Scott Jones as Audience Chuck

Sunita Mani as Amy

Glenn Wein as Psychiatrist

Neil Fleischer as Pianist Seth

Erin Darke as Natasha

Gary Richardson as Gary

Steve Waltien as Hugh Finn

Kati Rediger as Alicia Bonham

Hallie Bulleit as Audience Claudia

Garth Kravits as Doctor

Jason C. Brown as Studio Page

Pete Holmes as Self

Seth Barrish as Timothy

Miranda Bailey as Producer

Adam Pally as Robbie

Matthew Star as Improv Student

Josh Rabinowitz as Josh

Maggie Kemper as Liz

Lena Dunham as Self

Ben Elkins as ELEL

Jo-Jo Jackson as ELEL

Tim Cook as ELEL

Zach Tichenor as ELEL

Steve Frederick as ELEL

Frderick Weathersby as ELEL

Alex Mojaverian as ELEL

Gavin Speiller as Autograph Speaker

Ben Stiller as Self

Jordan Kenneth Kamp as Audience Jim

Colby Minifie as Audience Neil

Rachel Pegram as Audience Sarah

Tim Martin as Audience Tony

Robert King as Heckler

Kevin Barnett as Writer Terry

Brian Edwards as Bouncer

Jo Firestone as Jo

Connor Ratliff as Connor

Elise Edwards as Improv Intern (uncredited)

DeWitt Fleming Jr. as Subway Bucket Drummer (uncredited)

Ira Glass as Man on TV (uncredited)

Annamaria Sofillas as Audience Member (uncredited)

Sean Toney as Audience Member (uncredited)

Jo Yang as Sewing Lady (uncredited)