it still stands just down the road from the catholic congregation of st. patrick's where mel's father sang in the choir. gibson was the sixth child in a brood of 11. >> his oleer brothers and sisters really didn't like each other. >> reporter: writer lawrence got a look at his strict upbringing in an interview with the actor. >> one day the father got so fed up that he grabbed the two of them and knocked their heads together. >> reporter: they're lucky they didn't have to go to the hospital. >> exactly. but mel believes his father had wisdom doing this to his kids. >> reporter: mel's father hutton certainly ruled the roost. a conservative catholic, he once considered priesthood. instead he worked the railroad until 1964 when a bad accident put him out of work and out of a paycheck. >> he started going on game shows. he went on "jeopardy!." >> reporter: hutton would go