Miles Teller
Andrew

J.K. Simmons
Fletcher

Paul Reiser
Jim

Melissa Benoist
Nicole

Austin Stowell
Ryan

Nate Lang
Carl

Chris Mulkey
Uncle Frank

Damon Gupton
Mr. Kramer

Suanne Spoke
Aunt Emma

Max Kasch
Dorm Neighbor

Charlie Ian
Dustin

Jayson Blair
Travis

Kofi Siriboe
Bassist (Nassau)

Kavita Patil
Assistant - Sophie

C.J. Vana
Metz

Tarik Lowe
Pianist (Studio Band)

Tyler Kimball
Saxophonist #2 (Studio Band)

Rogelio Douglas Jr.
Trumpeter #1 (Studio Band)

Adrian Burks
Trumpeter #2 (Studio Band)

Calvin C. Winbush
Saxophonist (Studio Band)

Michael D. Cohen
Stage Hand (Overbrook)

Jocelyn Ayanna
Passerby (Bus Station)

Keenan Henson
Truck Driver

Janet Hoskins
Passerby (Dunellen)

April Grace
Rachel Bornholdt

Clifton 'Fou Fou' Eddie
Drummer (Quartet)

Marcus Henderson
Bassist (JVC)

Tony Baker
Stage Hand (Carnegie Hall)

Henry G. Sanders
Red Henderson

Keenan Allen
Studio Core Member #1