The Atomic City
Starring Gene Barry, Lydia Clarke, Michael Moore, Nancy Gates, Lee Aaker, Milburn Stone, Bert Freed, Frank Cady, Houseley Stevenson Jr., Leonard Strong
It's a drama and thriller movie, and has a rating of 6.1 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Brazil.