Paul Dano as Brian Wilson 1960s

John Cusack as Brian Wilson 1980s

Elizabeth Banks as Melinda Ledbetter

Paul Giamatti as Dr. Eugene Landy

Jake Abel as Mike Love

Kenny Wormald as Dennis Wilson

Brett Davern as Carl Wilson

Graham Rogers as Al Jardine

Erin Darke as Marilyn Wilson

Bill Camp as Murry Wilson

Joanna Going as Audree Wilson

Nick Gehlfuss as Bruce Johnston

Mark Linett as Chuck Britz

Johnny Sneed as Hal Blaine

Gary Griffin as Al De Lory

Teresa Cowles as Carol Kaye

Vince Meghrouni as Woodwind / Brass Player

Jeff Meacham as Tony Asher

Max Schneider as Van Dyke Parks

Diana Maria Riva as Gloria

Erik Eidem as Doug

Dylan Kenin as Rob

Carolyn Stotesbery as Sarah

Fred Cross as Cadillac Colleague

Tyson Ritter as Hipster #1

Jeff Galfer as Hipster #2

Morgan Phillips as Evan

Wayne Bastrup as Process Server

Oliver Pohlad as Young Brian

Christopher Reccardi as Wrecking Crew Musician

Robert Matsuda as Wrecking Crew Musician

Willie Aron as Wrecking Crew Musician

Larry Greenfield as Wrecking Crew Musician

Rob Laufer as Wrecking Crew Musician

Michele Forest as Wrecking Crew Musician

Cameron Stone as Wrecking Crew Musician

David Crozier as Wrecking Crew Musician

John Krovoza as Wrecking Crew Musician

John Petring as Wrecking Crew Musician

Alan Busteed as Wrecking Crew Musician

Carl Byron as Wrecking Crew Musician

Todd Jaeger as Wrecking Crew Musician

Jim Laspesa as Wrecking Crew Musician

Hani Abaza as Dancer

Tricia Davern as Dancer

Misha Hamilton as Dancer

Erica Jenkins as Dancer

Ragon Miller as Dancer

Haylee Roderick as Dancer

Brian Wilson as Self (Archive Footage)