Sitting down with co-creators Terry Dunn Meurer and John Cosgrove, along with long-time actors, producers, and directors of the show, this documentary special pulls back the curtain with behind-the-scenes stories from research and casting to solving mysteries soon after episodes aired. With never-before-seen outtakes of beloved host Robert Stack and a look into some fan-favorite moments. This program honors one of television's most enduring and recognizable shows as well as the fans who were integral to its success.

The Curious Birth of Benjamin Button
2009
7.0/10

Long Shot
2017
7.2/10

John Candy: I Like Me
2025
7.9/10

The Class of ‘92
2013
7.1/10

The Godfather Family: A Look Inside
1990
7.8/10

The Walking Dead: The Return
2024
7.3/10

Obi-Wan Kenobi: A Jedi's Return
2022
6.8/10

Dangerous Days: Making Blade Runner
2007
7.8/10

Marvel Studios Assembled: The Making of Hawkeye
2022
7.1/10

The Irishman: In Conversation
2019
7.5/10

Avatar: The Deep Dive - A Special Edition of 20/20
2022
7.2/10

Evil Influencer: The Jodi Hildebrandt Story
2025
6.1/10

Filmworker
2018
7.1/10

Guillermo del Toro's Pinocchio: Handcarved Cinema
2022
7.5/10

Making The Witcher
2020
7.1/10

Above Majestic
2018
7.4/10

Sidney
2022
7.3/10

Louis Theroux: Twilight of the Porn Stars
2012
6.4/10

Being James Bond
2021
7.8/10

Making Squid Game: The Challenge
2023
8.0/10
The Making of American Hustle
2014
0/10