Tom Hardy

Eddie Brock / Venom

Woody Harrelson

Cletus Kasady / Carnage

Michelle Williams

Anne Weying

Naomie Harris

Frances Louise Barrison / Shriek

Reid Scott

Dr. Dan Lewis

Stephen Graham

Detective Mulligan

Peggy Lu

Mrs. Chen

Sian Webber

Dr. Pazzo

Michelle Greenidge

Mugging Victim

Rob Bowen

Beaten Mugger

Laurence Spellman

Patient

Little Simz

Little Simz

Jack Bandeira

Young Cletus

Olumide Olorunfemi

Young Shirek

Scroobius Pip

Siegfried

Amrou Al-Kadhi

Host Two

Brian Copeland

Rodeo Beach Reporter

Stewart Alexander

Warden

Sean Delaney

Young Detective Mulligan

Ed Kear

Reveler

Emma Lau

Reveler

Christopher Godwin

Headmaster (1997)

Tiffanie Thomas

San Quentin Tier Guard

Rocky Capella

Valet Car Park

Greg Lockett

San Francisco Police Department Officer

Sonny Ashbourne Serkis

Plunger Man

Otis Winston

Street Man

Reece Shearsmith

Priest

Simon Connolly

Grieving Father

Rachel Handshaw

Grieving Mother

Amanda Foster

Victim's Sister

Akie Kotabe

Victim's Brother

Eric Sigmundsson

Startled Witness

Chabris Napier-Lawrence

Ravenscroft Guard

Larry Olubamiwo

Ravenscroft Guard

Jose Palma

San Quentin Last Meal Guard

Jamal Ajala

Ravenscroft Orderly

James D. Weston II

San Quentin Commander

Rosie Marcel

Detective in Bathroom

Elliot Cable

Host Pre Carnival #1

J.K. Simmons

J. Jonah Jameson (uncredited)

Tom Holland

Peter Parker / Spider-Man (uncredited)

David Zepeda

Max Irázabal (uncredited)