The Undercover Man (1949)

The Undercover Man (1949) is a Joseph H. Lewis procedural Capone-inspired cops and gangsters corruption and organised crime oddly neglected G-man IRS Burnett Guffey class-act street photography special gangland mob boss and determined cop chase-off class but not classic crime film noir with Glenn Ford, Nina Foch, Barry Kelley, Judith Warren, James Whitmore, George Pappas, David Bauer and Howard St. John. 

Them! (1954)

Them! (1954) is a science-fiction nuclear monster red scare big bug monster film, which was a huge and surprise hit in its day.

The film is based on an original story treatment by George Worthing Yates, which was then developed into a screenplay by Ted Sherdeman and adaptation by Russell Hughes.

Directed by Gordon Douglas, and starring James Whitmore, Edmund Gwenn, Joan Weldon, and James Arness, Them! (1954) was one of the first of the 1950s nuclear monster films, and the first big bug feature film to use insects as the monster.

A small girl is found wandering alone in the New Mexican desert, the only survivor of an unknown calamity that befell her family. When roused from her catatonia, she can only scream: "Theeeem!"