Ryan Reynolds

Hal Jordan / Green Lantern

Blake Lively

Carol Ferris

Peter Sarsgaard

Hector Hammond

Mark Strong

Sinestro

Tim Robbins

Senator Hammond

Jay O. Sanders

Carl Ferris

Taika Waititi

Tom Kalmaku

Angela Bassett

Dr. Amanda Waller

Mike Doyle

Jack Jordan

Nick Jandl

Jim Jordan

Dylan James

Jason Jordan

Gattlin Griffith

Young Hal

Jon Tenney

Martin Jordan

Leanne Cochran

Janice Jordan

Temuera Morrison

Abin Sur

Jeff Wolfe

Bob Banks

Lena Clark

Senator's Assistant

Jenna Craig

Carol Ferris at 11

Deke Anderson

Four Star General Caven

Griff Furst

UCAV Operator #1

Garrett Hines

UCAV Operator #2

Ritchie Montgomery

Bunker Doctor

Marcela Duarte Fonseca

Beautiful Girl

Douglas M. Griffin

DEO Agent #1

Armando Leduc

DEO Agent #2

Kenneth Brown Jr.

Avionic Tech #1

Silas Cooper

Avionics Tech #2

Dane Rhodes

Ferris Security Guard

Melanie Hebert

News Reporter (F-35 Crash)

LaTonya Norton

News Reporter #1

Rick Searfoss

Two Star General

Laura Cayouette

Party Guest #1

Bernard Hocke

Party Guest #2

Michael Jamorski

Football Jock

Geoffrey Rush

Tomar-Re (voice)

Michael Clarke Duncan

Kilowog (voice)

Warren Burton

First Guardian (voice)

Salome Jens

Female Guardian (voice)

Clancy Brown

Parallax (voice)

Warren P. Munster

Bartender

Tony Owens

Singer

Donna Haynes Crehan

Additional Party Guest

Tiffany Morgan

Mom

Sharon Morris

Bus Driver

Lance E. Nichols

Cop

Amy Carlson

Jessica Jordan

Bobby Holland Hanton

Security Guard

Dorian Kingi

Tomar-Re (uncredited)