คนทะลุโลก

Arnold Schwarzenegger

Quaid

Rachel Ticotin

Melina

Sharon Stone

Lori

Michael Ironside

Richter

Marshall Bell

George / Kuato

Michael Champion

Helm

Mel Johnson Jr.

Benny

Roy Brocksmith

Dr. Edgemar

Rosemary Dunsmore

Dr. Lull

Ronny Cox

Cohaagen