All Seasons

Season 1

• S01E01 The Stolen Plans

  • May 9, 1941

• S01E02 The Fatal Time-Bomb

  • May 16, 1941

• S01E03 The Secret Meeting

• S01E04 The Smoke Dream

• S01E05 The Gargoyle's Trail

• S01E06 The X-Ray Eye

• S01E07 The Radio Boomerang

• S01E08 The Mysterious Message

• S01E09 The Cup of Doom

• S01E10 The X-Ray Belt

• S01E11 Lips Sealed by Murder

• S01E12 A Money Bomb

• S01E13 Almost a Confession

• S01E14 Suspicious Telegrams

• S01E15 The Payoff