Tom Cruise

Ethan Hunt

Hayley Atwell

Grace

Ving Rhames

Luther Stickell

Simon Pegg

Benji Dunn

Esai Morales

Gabriel

Pom Klementieff

Paris

Henry Czerny

Kittridge

Holt McCallany

Serling

Janet McTeer

Walters

Nick Offerman

General Sidney

Hannah Waddingham

Admiral Neely

Tramell Tillman

Captain Bledsoe

Angela Bassett

Erika Sloane

Shea Whigham

Briggs

Greg Tarzan Davis

Degas

Charles Parnell

Richards

Mark Gatiss

Angstrom

Rolf Saxon

William Donloe

Cary Elwes

Denlinger

Katy O'Brian

Kodiak

Stephen Oyoung

Pills

Tomás Paredes

Hagar

Paul Bullion

Shirley

Pasha D. Lychnikoff

Captain Koltsov

Ned Campbell

Acolyte

Ipeelie Ootoova

Inuit Fisherman

Ross McCall

Agent Boulding

Harrison Daniels

Mount Weather - Marine Sergeant

Alan Calton

Mount Weather - Secret Service Agent

Tommie Earl Jenkins

Mount Weather - Colonel Burdick

Peter Devlin

Mount Weather - Runner

Jude Mack

Mount Weather - Runner

Sydney Cole Alexander

USS George H.W. Bush - Lt. Cmdr. Bennet

Gabriella Piazza

USS George H.W. Bush - Lt. Acosta

Martin McDougall

USS George H.W. Bush - Captain

Marcin Dorociński

Sevastopol - Captain

Ivan Ivashkin

Sevastopol - Executive Officer

Zahari Baharov

Sevastopol - Deck Officer

Jean Kartal

Sevastopol - Sonarman

Os Leanse

Sevastopol - Sonarman

Mateusz Malecki

Sevastopol - Stern Plane Operator

Jay Saighal

SSGN Ohio - Officer of the Deck

Dylan Kussman

SSGN Ohio - Radio

Katie Bernstein

SSGN Ohio - Crew

Andrew Prince Boateng

SSGN Ohio - Crew

Aisha-May Hunte

SSGN Ohio - Crew

Sam Lilja

SSGN Ohio - Crew

Nathan Wiley

SSGN Ohio - Crew

Lee Charles

Gabriel's Henchman

Christopher McQuarrie

Passer-by (uncredited)

Stephen Samson

Corporal Caylor (uncredited)