Among the first acting roles for both Frank Aletter and Jack Mullaney, who would a dozen years later co-star as the astronauts who land in the Stone Age in the lowbrow sitcom It's About Time (1966), this being their only time working together apart from that critically maligned show which nevertheless maintains a cult following.
Frank Campanella and Joseph Campanella, who play police officers in this drama, were real-life brothers. Frank was the older. This was the first of a dozen times they were castmates on the same TV show or film.