Alana Haim as Alana Kane

Cooper Hoffman as Gary Valentine

Sean Penn as Jack Holden

Tom Waits as Rex Blau

Bradley Cooper as Jon Peters

Benny Safdie as Joel Wachs

Skyler Gisondo as Lance Brannigan

Mary Elizabeth Ellis as Momma Anita

John Michael Higgins as Jerry Frick

Christine Ebersole as Lucille Doolittle

Harriet Sansom Harris as Mary Grady

Joseph Cross as Matthew

Danielle Haim as Danielle Kane

Este Haim as Este Kane

Moti Haim as Moti Kane

Donna Haim as Donna Kane

Maya Rudolph as Gale

Ryan Heffington as Steve

Nate Mann as Brian

Isabelle Kusman as Sue Pomerantz

Destry Allyn Spielberg as Frisbee Kahill

George DiCaprio as Mr. Jack

Iyana Halley as Wig Shop Brenda

Ray Chase as B. Mitch Reed

Emma Dumont as Airplane Brenda

Yumi Mizui as Mioko

Megumi Anjo as Kimiko

Emily Althaus as Kiki Page

Tim Conway Jr. as Vic the Director

Griff Giacchino as Mark

Will Angarola as Kirk

Milo Herschlag as Greg Valentine

Craig Stark as Long Haired Freak

Louis Delavenne as Rive Gauche Waiter

Rogelio Camarillo as Armand

Nathan M. Hadden as Tail o' the Cock Valet

Brian Kehew as Sonny & Cher Tech

Ray Nicholson as Ray

Eloy Perez as Guillermo

Pearl Minnie Anderson as Sharon

Dan Chariton as Sam Harpoon

James Kelley as Tim

Dexter Demme as Cherry Bomb Kid / Fat Bernie's Pinball Crowd

River Cornwell as Cherry Bomb Kid

Harrison Bray as Cherry Bomb Kid

Sasha Spielberg as Tiny Toes Girl

Karissa Reynafarje as Tiny Toes Girl

Savannah Ioakimedes as Tiny Toes Girl

Dorie Samovitz as Tiny Toes Girl

Anna Cordell as Tiny Toes Girl

Adam Somner as Tiny Toes Photographer

Joshua Carl Allen as Tiny Toes Photographer

Patrick Hoelck as Tiny Toes Photographer

Collin Sutton as Tiny Toes Photographer

Lucia Angarola as Grant High School Student

Lola Brown as Grant High School Student

Nancy Cornwell as Grant High School Student

Harry Fincher as Grant High School Student

Laura Gary as Grant High School Student

Julie Goldklang as Grant High School Student

Ava Gosselaar as Grant High School Student

Lila Kay as Grant High School Student

Lucy Lopez as Grant High School Student

Zoe Novak as Grant High School Student

Van Rich-Takayama as Grant High School Student

Isaac Soren as Grant High School Student

Phil Bray as Don the Bartender

Patrick Aranda as Tail o' the Cock Pianist

Andrew C. Eure as Jerry Best Crew

Joshua Zev Nathan as Jerry Best Crew / Tilt

Mia Bruno as Jerry Best Crew

Trevor Tavares as A Jack

Kathy Trinh as A Jill

Greg Goetzman as Jerry Best

Grace Anderson as Under One Roof Kid

Minnie Ida Anderson as Under One Roof Kid

Jack Anderson as Under One Roof Kid / Jimbo

Lucille Anderson as Under One Roof Kid

Mahalia Flanagan as Under One Roof Kid

Seamus Flanagan as Under One Roof Kid

Tallulah Hoffman as Under One Roof Kid

Willa Hoffman as Under One Roof Kid

Megan Kelley as Under One Roof Kid

Hudson Monkarsh as Under One Roof Kid

Olive Monkarsh as Under One Roof Kid

Stella Monkarsh as Under One Roof Kid

Waylon Richling as Under One Roof Kid

Ben Schacter as Under One Roof Kid

Matty Schacter as Under One Roof Kid

Hazel Schaffer as Under One Roof Kid

June Schaffer as Under One Roof Kid

Delaina Mitchell as Stage Mom

Liz Cackowski as Stage Mom

Vanessa Schacter as Stage Mom

Alexandra Monkarsh as Stage Mom

Tyler Young as Audience Dad

Josh Monkarsh as Audience Dad

Max Mitchell as William

Erica Sullivan as Director's Assistant

Bottara Angele as Fairgoer

Laura Louise Richardson as Fairgoer

Lakin Valdez as Cop

Mark Kirksey as Cop

Allegra Clark as Police Dispatch (voice)

Ingrid Sophie Schram as B. Mitch Reed Assistant

Ariel Rechtshaid as KPPC Management

Doug Weaver as UPS Driver

Ted McCarthy as Waterbed Ted (voice)

Lori Killam as Janice

Coco Soren as Lucy's Friend

Austin Anderson as Fat Bernie's Waterbed Customer

William Angarola as Fat Bernie's Waterbed Customer

Hudson Brown as Fat Bernie's Waterbed Customer

Sawyer Conklin as Fat Bernie's Waterbed Customer

Sylvie Conklin as Fat Bernie's Waterbed Customer

Sharyn Dent-Bray as Fat Bernie's Waterbed Customer

Renee Flanagan as Fat Bernie's Waterbed Customer

Jamie Giacchino as Fat Bernie's Waterbed Customer

Apryl Huntzinger as Fat Bernie's Waterbed Customer

Shana Dishell Richling as Fat Bernie's Waterbed Customer

Thomas John Rudolph as Fat Bernie's Waterbed Customer

Charlotte Schmid-Maybach as Fat Bernie's Waterbed Customer

Ford Stoller as Fat Bernie's Waterbed Customer

George Stoller as Fat Bernie's Waterbed Customer

Theo Stoller as Fat Bernie's Waterbed Customer

William Stoller as Fat Bernie's Waterbed Customer

Zoe Herschlag as Wendi Jo

Henri Abergel as Henri

Theresa Anderson as Tail o' the Cock Patron

Mark Flanagan as Tail o' the Cock Patron

Joanne Gough as Tail o' the Cock Patron

Paul Gough as Tail o' the Cock Patron

Cassandra Kulukundis as Tail o' the Cock Patron

Danielle Miller as Tail o' the Cock Patron

Hank Oster as Tail o' the Cock Patron

Reina Reyes as Tail o' the Cock Patron

Kimiko Kasai as Tail o' the Cock Patron

Richard Rudolph as Tail o' the Cock Patron

Kirk Saduski as Tail o' the Cock Patron

Katy Weber as Tail o' the Cock Patron

Dennis Weiss as Tail o' the Cock Patron

Mark Wolfson as Tail o' the Cock Patron

Ryan B. Young as Tail o' the Cock Patron

Benjamin Barrett as Latin Lad

Demelza Cronin as Tennis Girl

Katie Cronin as Tennis Girl

Dennis McCarthy as Reporter

Mary Eileen O'Donnell as Reporter

William Potter as Joel Wachs Photographer

Ted McCarthy as Joel Wachs Chief of Staff

Karen Kilgariff as Joel Wachs Mom

Alex Herschlag as Joel Wachs Dad

Madison Sonora as Joel Wachs Volunteer

Jonathan Goetzman as Joel Wachs Volunteer

Victoria Kunkel as Joel Wachs Volunteer

Jon Beavers as Number 12 Creep

Luigi Della Ripa as Luigi the Tailor

Riley Parker as Annoying Pinball Kid

Max Beristain as Fat Bernie's Pinball Crowd

Eden Burakoff as Fat Bernie's Pinball Crowd

Alex Canter as Fat Bernie's Pinball Crowd

Avery Carey as Fat Bernie's Pinball Crowd

AJ Carr as Fat Bernie's Pinball Crowd

Angenaya Carr as Fat Bernie's Pinball Crowd

Nick Cohen as Fat Bernie's Pinball Crowd

Eric Culhane as Fat Bernie's Pinball Crowd

Astaria Dayne as Fat Bernie's Pinball Crowd

Mick Giacchino as Fat Bernie's Pinball Crowd

Luna Gray as Fat Bernie's Pinball Crowd

Julia Greene as Fat Bernie's Pinball Crowd

Sung Han as Fat Bernie's Pinball Crowd

Lawrence Haymes as Fat Bernie's Pinball Crowd

Arlo Reilly as Fat Bernie's Pinball Crowd

Francesca Sarracino as Fat Bernie's Pinball Crowd

Luigi Sarracino as Fat Bernie's Pinball Crowd

Frank Scott as Fat Bernie's Pinball Crowd

Max Scott as Fat Bernie's Pinball Crowd

Yanari Warren as Fat Bernie's Pinball Crowd

Ciara Williamson as Fat Bernie's Pinball Crowd

Hannah Williamson as Fat Bernie's Pinball Crowd

Dan Anderson as Encino Theater Staff

Kat Barnette as Ticket Taker

Natalia Becerril as Latin Lady (uncredited)

Zachary Chicos as Upscale Restaurant Patron (uncredited)

Gerren Hall as Campaign Employee (uncredited)

Fatimah Hassan as Driver (uncredited)

Steven Herrera as Teen Fair Goer (uncredited)

Brandon Koen as Fair Goer (uncredited)

Richard B. Larimore as Golfer (uncredited)

Paige Locke as Fair Goer (uncredited)

Zoe McLane as Pinball Teen (uncredited)

Anthony Molinari as Cop #2 (uncredited)

John C. Reilly as Fred Gwynne / Herman Munster (uncredited)

Patrick Salway as Pinball Kid (uncredited)

Tess Rianne Sullivan as Wachs Campaign Staffer (uncredited)

Charlotte Townsend as Fairgoer #3 (uncredited)

Jeff Willy as Fair Volunteer (uncredited)

Ben Stiller as Sam Harpoon (as Dan Chariton)