Carnage Cast
The cast of Carnage.
Jodie Foster
as Penelope Longstreet

Portrays Penelope Longstreet.

Kate Winslet
as Nancy Cowan

Portrays Nancy Cowan.

Christoph Waltz
as Alan Cowan

Portrays Alan Cowan.

John C. Reilly
as Michael Longstreet

Portrays Michael Longstreet.

Elvis Polanski
as Zachary Cowan

Portrays Zachary Cowan.

Eliot Berger
as Ethan Longstreet

Portrays Ethan Longstreet.

Joseph Rezwin
as Walter (voice)

Portrays Walter (voice).

Nathan Rippy
as Dennis (voice)

Portrays Dennis (voice).

Tanya Lopert
as Michael's Mother (voice)
Julie Adams
as Secretary (voice)
Lexie Kendrick
as Jogger (voice) (uncredited)
For the best insights and data about Carnage, visit our main Carnage page.