as Howard Malloy
as Roger Byam
as Rudy Lopp
as Wilbur Stanley
as Richard Calvert
as Dr. George Grover
as Cpl. John J. Bramble / Paul Davos
as Roger Sanford
as Dennis Williams
as Stuart Bailey
as Gifford Middleton
as Tod Newton
as John 'Jack' Marlow
as Barnabus Pells
as Michael
