Mistress America

Greta Gerwig

Brooke Cardinas

Lola Kirke

Tracy Fishko

Matthew Shear

Tony

Jasmine Cephas Jones

Nicolette

Heather Lind

Mamie-Claire

Michael Chernus

Dylan

Cindy Cheung

Karen

Kathryn Erbe

Stevie

Dean Wareham

Harold

Shana Dowdeswell

Ruth

Shelby Rebecca Wong

Laura

Alfred Macadam

Professor #1

Amy Warren

Counselor

Sharon Washington

Professor #2

Morgan Lynch

Student

Andrea Chen

Hallway Girl

Shoba Narayan

Hallway Girl

Colin Stokes

Mobius Guy

Juliet Brett

Tiny Girl

Gretchen Young

Work Study Woman

David Longstreth

The Band

Amber Coffman

The Band

Steven Marion

The Band

Michael Daniel Johnson

The Band

Nat Baldwin

The Band

Rebecca Naomi Jones

Party Hostess

Mickey Sumner

Fake Brooke

Mary Beth Minthorn

Cycling Class Student

Clare Foley

Peggy

Rebecca Henderson

Anna Wheeler

Kareem Williams

Kareem

Frank Iacuzzo

Psychic

Jessie Austrian

Pregnant Book Club Member

Taryn Simon

Pregnant Book Club Member

Casey Leigh Atre

Pregnant Book Club Member

Andrea Teasdale

Pregnant Book Club Member

Marina Ayala

Housekeeper

Seth Barrish

Brooke's Dad (voice)

Amanda Gates-Ellison

Advisor

Charlie Gillette

Carey (uncredited)