Oscar Isaac

Llewyn Davis

Carey Mulligan

Jean

Justin Timberlake

Jim

Ethan Phillips

Mitch Gorfein

Robin Bartlett

Lillian Gorfein

Max Casella

Pappi Corsicato

Jerry Grayson

Mel Novikoff

Jeanine Serralles

Joy

Adam Driver

Al Cody

Stark Sands

Troy Nelson

John Goodman

Roland Turner

Garrett Hedlund

Johnny Five

Alex Karpovsky

Marty Green

Helen Hong

Janet Fung

Bradley Mott

Joe Flom

Bonnie Rose

Dodi Gamble

Jack O'Connell

Elevator Attendant

Ricardo Cordero

Nunzio

Sylvia Kauders

Ginny

Ian Jarvis

Cromartie

Diane Findlay

Receptionist

Ian Blackman

Studio Man

Steve Routman

Abortion Doctor

Susan Blommaert

Nurse

James Colby

Cop on Road

Charlotte Booker

Chicago Waitress

Mike Houston

Train Station Cop

Sam Haft

Man in Gate of Horn

F. Murray Abraham

Bud Grossman

Frank Ridley

Union Hall Man 1

Jake Ryan

Danny

Declan Bennett

Irish Singer

Daniel Everidge

Additional Irish Singer

Roberto Lopez

Bouncer

Marcus Mumford

Mike Timlin (voice) (uncredited)