 The episodes were: (1) The Test of Courage; (2) The Plunge of Death;  (3) The Tree Hut of Torture; (4) The Deed of a Devil; (5) The Living  Grave; (6) Downward to Doom; (7) The Fatal Plight; (8) The Murder  Car; (9) The Dynamite Tree; (10) Overpowered; (11) The Den of  Deviltry; (12) Explosive Bullets; (13) The Deadfall; (14) Trapped  Like Rats; and (15) The Human Chain (also called The Final Barrier).