Behind Closed Doors

Season 1, Episode 16: Crypto 40

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Scientist David Sparrow, developer of a code machine, is captured and held behind the Iron Curtain. Realizing that Sparrow will be forced to make a similar machine for the U.S.S.R., Captain Early devises a rescue scheme.

All Episodes - Season 1

The Cape Canaveral Story
Episode 1
The Cape Canaveral Story
 Flight to Freedom
Episode 2
Flight to Freedom
 Double Jeopardy
Episode 3
Double Jeopardy
 Mig 9
Episode 4
Mig 9
 Trouble in Test Cell 19
Episode 5
Trouble in Test Cell 19
 Man in the Moon
Episode 6
Man in the Moon
 The Nike Story
Episode 7
The Nike Story
 It Was Learned on High Authority
Episode 8
It Was Learned on High Authority
 The Enemy on the Flank
Episode 9
The Enemy on the Flank
 A Cover of Art
Episode 10
A Cover of Art
 The Middle East Story
Episode 11
The Middle East Story
 The Brioni Story
Episode 12
The Brioni Story
 The Obelisk
Episode 13
The Obelisk
 The Germany Story
Episode 14
The Germany Story
 The Alkaloid Angle
Episode 15
The Alkaloid Angle
 Crypto 40
Episode 16
Crypto 40
 The Alaskan Story
Episode 17
The Alaskan Story
 The Quemoy Story
Episode 18
The Quemoy Story
 The Espionage Students
Episode 19
The Espionage Students
 The Geneva Story
Episode 20
The Geneva Story
 The Meeting
Episode 21
The Meeting
 Mightier Than the Sword
Episode 22
Mightier Than the Sword
 The Gamble
Episode 23
The Gamble
 Double Agent
Episode 24
Double Agent
 The Antidote
Episode 25
The Antidote
 Assignment Prague
Episode 26
Assignment Prague
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