Annihilate All Humans!

Michael Cook

Dr. Edwards

James Norgard

Dr. Gabriel

Mark Haider

General Castle

Tyler Haines

Agar

Michael G. Kaiser

Korak/Sheriff Hayes

Elliott Mihm

Karok/Danny Johnson/Automaton

Cherie Gallinati

The Boss's Twin Sister

Thom Gladhill

Deputy O'Donnell

Robert Goodrick

Government Official

Alice Mihm

Evelyn Johnson

Daniel Mihm

Chip

David Mihm

Butch