It is, although I don't believe he is credited. He was blacklisted at the time, due to his political views. Ironically, this turned out to be a blessing, since it led to some of his best work in other countries, (i.e. Cul-de-sac.)
A hired killer from Cleveland has a job to do on a second-string mob boss in New York, but a special girl from his past and a gun dealer with pet rats get in his way.