FAQ for
The Omega Man (1971) More at IMDbPro »

The following FAQ entries may contain spoilers. Only the biggest ones (if any) will be covered with spoiler tags. Spoiler tags have been used sparingly in order to make the page more readable.

For detailed information about the amounts and types of (a) sex and nudity, (b) violence and gore, (c) profanity, (d) alcohol, drugs, and smoking, and (e) frightening and intense scenes in this movie, consult the IMDb Parents Guide for this movie. The Parents Guide for The Omega Man can be found here.

Yes. The Omega Man is based on the 1954 novel, I am Legend, by American author Richard Matheson. The novel was adapted for this film by screenwriters John and Joyce Corrington. The Omega Man is the second film to be based on Matheson's novel, preceded by The Last Man on Earth (1964), starring Vincent Price. A third adaptation of the novel, I Am Legend featuring Will Smith was released in 2007 along with a straight-to-DVD version, I Am Omega, also released in 2007.

While Lisa is infected, she is taken by the human survivors and may have been given the cure later.

No. Matthias does not appear in Richard Matheson's original novel. He was invented for this film.