Siena Agudong

Melody Barnegat

Austin Zajur

Brian David

Nicholas Cirillo

Burny

Reed Northrup

Belly

Ken Jeong

Manager Mike

Sam Richardson

Major Murder

Genesis Rodriguez

Hot Usher

Justin Long

Stank

Jason Lee

Brian's Dad

Rachel Dratch

Brian's Mom

Kate Micucci

Melody's Mom

Adam Pally

Emo Usher

Harley Quinn Smith

Sister Sugar Walls

Method Man

Cookie

Logic

Astro Blaster

Jason Mewes

A John

Jeff Anderson

Dad on Concession Stand

Rosario Dawson

Melody's Aunt

Jason Biggs

Construction Worker

Betty Aberlin

Mrs. B

Evelyn Giovine

Jessica Court

Morgan Bluestein

Teenage Movie Goer

Aaron Shuf

Kid on Concession Line

Ralph Garman

Mad Brad Woodland

Brian O'Halloran

Jennifer Schwalbach Smith

Sister Black Eye

Ernest O'Donnell

Detective

Ming Chen

China Taste Boss

Jenny Mollen

Roach Coach Owner

Meredith Starkman

Randi

Diedrich Bader

Damocles

Benjamin Read

Movie Goer

John Willyung

Audience Guy

Ava Viola

The Hallway Attack Sister #1

Marlowe Fink

The Hallway Attack Sister #2

Cate Finck

The Hallway Attack Sister #3

Scottie DiGiacomo

Theater Mother (uncredited)

Bobby Favoretto

Theatre Customer (uncredited)

Shane Kalman

70s Priest (uncredited)

Benjamin Read

Movie Goer (uncredited)