Macaulay Culkin has opened up once again about his traumatic childhood , RadarOnline.com can report, slamming his allegedly abusive father and calling him an "infamous monster."

The former child star has not seen his dad in more than 30 years and has no desire to reunite anytime soon. Article continues below advertisement

Culkin has discussed his painful upbringing in the past. The Home Alone star previously claimed his father, Kit, treated him badly because the patriarch was jealous of his success as an actor.

Kit reportedly never allowed his hardworking sons a break – and earned a reputation as a Hollywood bully who tried to wrestle creative control of their movies from studio executives.

And Culkin, now 45, has never forgiven him for his pain. His latest salvo again

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