Monster

Evan Peters

Jeffrey Dahmer (10 episodes)

Richard Jenkins

Lionel Dahmer (10 episodes)

Molly Ringwald

Shari Dahmer (10 episodes)

Michael Learned

Catherine Dahmer (10 episodes)

Niecy Nash-Betts

Glenda Cleveland (10 episodes)

Nicholas Alexander Chavez

Lyle Menéndez (9 episodes)

Cooper Koch

Erik Menéndez (9 episodes)

Javier Bardem

José Menéndez (9 episodes)

Chloë Sevigny

Kitty Menéndez (9 episodes)

Nathan Lane

Dominick Dunne (9 episodes)

Ari Graynor

Leslie Abramson (9 episodes)

Leslie Grossman

Judalon Smyth (9 episodes)

Dallas Roberts

Jerome Oziel (9 episodes)

Jess Weixler

Jill Lansing (9 episodes)