Terror on the 40th Floor

Dan Overland

Howard Foster

Lee Parker

Darlene Foster

Ginger Macklin

Kelly Freeman

Betty Carson

Thelma Overland

Charley

Jim Pierson

Stark

Kasey

Capt. Harris

Sam Lewis

Cathy Pierson

Paul Pierson

Harper

Cathy Foster

Building Manager

Secretary

Capt. Parker

Helicopter Pilot (uncredited)