Elisabeth Moss as Becky Something

Cara Delevingne as Crassy Cassie

Dan Stevens as 'Dirtbag' Danny

Agyness Deyn as Marielle Hell

Gayle Rankin as Ali van der Wolff

Ashley Benson as Roxie Rotten

Dylan Gelula as Dottie O.Z.

Virginia Madsen as Ania Adamcyzk

Amber Heard as Zelda E. Zekiel

Eric Stoltz as Howard Goodman

Eka Darville as Ya-ema

Lindsay Burdge as Lauren

Hannah Gross as Tiffany

Daisy Pugh-Weiss as Tama

Jessie Pinnick as Kat

Yusef Bulos as Dymoke

Keith Poulson as Keith the Engineer

Jeremy Sample as Security Guard

Kentucker Audley as Roy

Alexis Krauss as Vivvy

Clive Piotrowicz as Baby Tama

Craig Butta as Scumbag Greg the Roadie

David Godlis as Photographer

Stephen Gurewitz as Broomfeld, Doc Cameraman

Andrew Nunziata as Clayton, Doc Boom Operator

Kelsey Kummerl as Concert Goer (uncredited)