Episode titles:
1. The $25,000 Contract
2. At the Edge of the Cliff
3. The Aviator Victim
4. A Bolt from Heaven
5. The Man Trap in the Woods
6. A Duel of Wits
7. A Satanic Plot
8. Helpless in a Madhouse
9. The Hiding Place in the Slums
10. A Den in Chinatown
11. At a Maniac's Mercy
12. Six Inches of Steel
13. Trapped by Telegraph
14. The Dynamite Ship
15. The Last Plot of Bates
Debut of actress Ruth Dwyer.