Undaunted: The Forgotten Giants of the Allegheny Observatory (2012)

2012 • 1h 2m • Documentary • TV-PG

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On September 25, 2026

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Most Popular Undaunted: The Forgotten Giants of the Allegheny Observatory Cast Members

David Conrad is the most popular Undaunted: The Forgotten Giants of the Allegheny Observatory cast member right now, with a Popularity Score of 1.98. Updated September 27, 2026.

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Cast

Popularity

David Conrad

Narrator/44 years during filming

Cain Alexander

Young Samuel Langley

Robert R. Bell

Kurt Bell