Richard Matheson's "I Am Legend" got its second film adaptation with "The Omega Man," released on August 1, 1971. Find out what the movies get right, and get wrong, about Matheson's dark apocalyptic tale on today's Sci-Fi 5.

Follow Sci-Fi 5 for your daily dose of science-fiction history.

Written by Tom Kozak 

Hosted by Ryan Myers

Music by Devin Curry