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Episode 4: A Dark Secret is the fourth episode of Wolfenstein 3D. Like all of Wolfenstein's episodes, it contains 10 levels split across 8 normal levels, a boss level, and a secret level.

The boss of this episode is Otto Giftmacher.

This episode kicks off The Nocturnal Missions trilogy which chronologically takes place before the events of The Original Missions. After this episode comes Episode 5: Trail of the Madman.


Pre-episode storyEdit

Post-episode storyEdit


Episode StatisticsEdit

Object Type Number
Ammo Items 470
Shots from Pickups 3919
Props 2394
Directional Markers 79
Doors 214
Push-Walls 52
Enemies on Easy 278
Enemies on Medium 206
Enemies on Hard 284
Bosses 1
Total Enemies 769
Total Objects 3304
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