Michael Fassbender

Thomas Rongen

Oscar Kightley

Tavita

Kaimana

Jaiyah

David Fane

Ace

Rachel House

Ruth

Beulah Koale

Daru

Taika Waititi

American Samoan Priest

Will Arnett

Alex Magnussen

Elisabeth Moss

Gail

Uli Latukefu

Nicky Salapu

Sisa Grey

Convenient Store Cashier

Semu Filipo

Rambo

Chris Alosio

Jonah

Lehi Makisi Falepapalangi

Pisa

Ioane Goodhue

Smiley

Hio Pelesasa

Samson

Wil Kahele

"Who's on the Plane" Reporter

Rhys Darby

Rhys Marlin

Luke Hemsworth

Keith

Angus Sampson

Angus Bendleton

Kaitlyn Dever

Nicole (voice)

Levy Tuiala

Chief Sila

James Burghardt

Tongan Player #1

Patrick Mullen

Tongan Player #2

Jonathan J.I. Knox

Game Referee

Loretta Ables Sayre

Rambo's Mom

Don Nahaku

Tongan Coach

Lori Pelenise Tuisano

American Samoan Woman #1

Tulalagalaga Tatalo Wily

American Samoan Woman #2

Armani Makaiwa

Armani

William Chun

Store Local

Roland Tupola

Tongan Player #3

David Tu'itupou

Tall David

Martin Tyler

Commentator (voice)

Russell Satele

Russell Satele (uncredited)

Arlo Sarinas

Referee