The Great Gilly Hopkins

Glenn Close

Nonnie Hopkins

Julia Stiles

Courtney Rutherford Hopkins

Kathy Bates

Maime Trotter

Bill Cobbs

Mr Randolph

Billy Magnussen

Ellis

Julee Cerda

Mrs. Hong

Octavia Spencer

Miss Harris

Frank Oz

Cookie Monster (voice)

Blanca Camacho

Additional Voices (voice)

Johanna Day

Principal Maynard

Stephen Herek

-

Sophie Nélisse

Gilly Hopkins

Richard Topol

Principal Evans

Scott Lazar

-

Athena Stuebe

Neighbor and Student

Salvatore Rossi

Stevie

Clare Foley

Agnes

Zachary Hernandez

W.E.

Sammy Pignalosa

Rajeem

Toby Turner

Ticket Agent

Cameron Clifford

Ed

Katherine Paterson

-

Gavin Westerlind

Ramirez

Sienna Stuebe

Neighbor

Loyzo

Neighbor

Liz Imperio

-

Connor Keegan Dosch

School student

Cynthia Basinet

Attendee

Cara Cooper

Woman with Book