Ryan Reynolds

Hal Jordan / Green Lantern

Blake Lively

Carol Ferris

Peter Sarsgaard

Hector Hammond

Mark Strong

Sinestro

Tim Robbins

Senator Hammond

Angela Bassett

Dr. Amanda Waller

Taika Waititi

Tom Kalmaku

Temuera Morrison

Abin Sur

Michael Clarke Duncan

Kilowog (voice)

Geoffrey Rush

Tomar-Re (voice)

Clancy Brown

Parallax (voice)

Jay O. Sanders

Carl Ferris

Gattlin Griffith

Young Hal

Jenna Craig

Carol Ferris at 11

Jon Tenney

Martin Jordan

Mike Doyle

Jack Jordan

Lena Clark

Senator's Assistant

Nick Jandl

Jim Jordan

Dylan James

Jason Jordan

Leanne Cochran

Janice Jordan

Amy Carlson

Jessica Jordan

Griff Furst

UCAV Operator #1

Garrett Hines

UCAV Operator #2

Tiffany Morgan

Mom

Deke Anderson

Four Star General Caven

Ritchie Montgomery

Bunker Doctor

Bobby Holland Hanton

Security Guard

Douglas M. Griffin

DEO Agent #1

Laura Cayouette

Party Guest #1

Armando Leduc

DEO Agent #2

Silas Cooper

Avionics Tech #2

Jeff Wolfe

Bob Banks

Kenneth Brown Jr.

Avionic Tech #1

Dorian Kingi

Tomar-Re (uncredited)

Dane Rhodes

Ferris Security Guard

Marcela Duarte Fonseca

Beautiful Girl

Melanie Hebert

News Reporter (F-35 Crash)

Bernard Hocke

Party Guest #2

Salome Jens

Female Guardian (voice)

Lance E. Nichols

Cop