Y: The Last Man (TV) Cast
The cast of Y: The Last Man. Updated on August 24, 2025.
50 actors
Diane Lane
as Jennifer Brown (10 episodes)

Diane Lane portrays the character of Jennifer Brown in Y: The Last Man. Jennifer is a congresswoman and the mother of the show's main protagonist, Yorick Brown. As society falls into chaos, Jennifer becomes a prominent leader in the new world order.

Ashley Romans
as Agent 355 (10 episodes)

Ashley Romans takes on the role of Agent 355 in Y: The Last Man. Agent 355 is a skilled secret agent assigned to protect Yorick Brown, the last surviving man. She is dedicated, resourceful, and determined to keep Yorick safe.

Ben Schnetzer
as Yorick Brown (10 episodes)

Ben Schnetzer portrays the character of Yorick Brown in Y: The Last Man. Yorick is the only surviving man after a cataclysmic event wipes out all creatures with a Y chromosome. He embarks on a journey to discover the truth behind the disaster and find his girlfriend.

Olivia Thirlby
as Hero Brown (10 episodes)

Olivia Thirlby plays the role of Hero Brown in Y: The Last Man. Hero is Yorick's sister and struggles with her own personal demons. She finds herself in challenging situations as she tries to navigate a world without men.

Marin Ireland
as Nora Brady (10 episodes)

Marin Ireland portrays the character of Nora Brady in Y: The Last Man. Nora is a highly capable and resourceful agent who works for the government. She becomes involved in the search for answers surrounding the apocalypse.

Amber Tamblyn
as Kimberly Campbell Cunningham (10 episodes)

Amber Tamblyn takes on the role of Kimberly Campbell Cunningham in Y: The Last Man. Kimberly is a political consultant who comes from a privileged background. She becomes entangled in the chaos of the new world order and strives to make a difference.

Ruth Chiang
as Stunts (2 episodes)

Ruth Chiang portrays various stunts in Y: The Last Man. As a stunt performer, she brings the action sequences to life, showcasing her physical prowess and expertise.

Stephannie Hawkins
as Amazon Woman #3 (3 episodes)

Stephannie Hawkins plays the role of Amazon Woman #3 in Y: The Last Man. As a member of a group of women who have established their own society, she contributes to the dynamics and challenges faced by the survivors in this new world.

Sarah Jurgens
as Agent 525 (1 episode)
Tara Nicodemo
as Rachel Walker (5 episodes)
Missi Pyle
as Roxanne (5 episodes)
Diana Bang
as Allison Mann (6 episodes)
Sarah Booth
as Kate (2 episodes)
Samantha Brown
as Kelsey (5 episodes)
Victoria Sawal
as Jodi (5 episodes)
Jayli Wolf
as Laura / Athena (5 episodes)
Sydney Ozerov-Meyer
as Nicole (as Sydney Meyer) (5 episodes)
Kristen Gutoskie
as Sonia (3 episodes)
Allison Wilson-Forbes
as Pentagon Soldier (1 episode)
Victoria Goodman
as Sgt. Vilson (1 episode)
Caroline Lesley
as Kathryn (1 episode)
Anisha Joshi
as Milk Face Protester (1 episode)
Kitty Zhang
as Suyin (1 episode)
Elizabeth Whitmere
as Leader (1 episode)
Evangelia Kambites
as Corporal Permar (1 episode)
Ava Weiss
as Ashley (1 episode)
Carly Street
as Elaine (1 episode)
Hannah Gallant
as Tessa (1 episode)
Catherine Burdon
as Erika (1 episode)
Vanessa Sears
as Steph (1 episode)
Ajanae Stephenson
as Young Agent 355 (2 episodes)
Mojeane Sadr
as Private Hart (2 episodes)
Marina Moreira
as Officer Mulligan (2 episodes)
Kirstin Rae Hinton
as Officer Barnes (2 episodes)
Mercedes Morris
as Dominique (3 episodes)
Marianna Phung
as Capt. Nguyen (3 episodes)
Juliana Canfield
as Beth DeVille (6 episodes)
Elliot Fletcher
as Sam Jordan (7 episodes)
Yanna McIntosh
as General Peggy Reed (1 episode)
Jess Salgueiro
as Christine Flores (8 episodes)
Daniel Di Tomasso
as Mike (1 episode)
Laura de Carteret
as Lisa Murray (1 episode)
Paris Jefferson
as Marla Campbell (1 episode)
Quincy Kirkwood
as Mackenzie Brady (8 episodes)
Sam Robards
as Dean Brown (2 episodes)
Paul Gross
as President Ted Campbell (2 episodes)
Glenna Walters
as Hayley (5 episodes)
Breton Lalama
as J.R. (2 episodes)
Xavier Lopez
as Ray (2 episodes)
Amy Szoke
as Sgt. Greene (1 episode)
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