Robert MariusCharles Barner (as Robert Mason) Mike MontyProfessor Arlington Jerry BeyerMagnum (as Jerry Bayron) Don HoltzCactus (as Don Parker) Eric HahnEscaler (as Eric Harris) Mike CasseyDriver of Berenkov George WillProduction Design Tracy GelberArt Direction Anne UnderwoodMakeup Artist Kenneth LittleSound Effects 
