Billy Crudup gave a rare glimpse inside his parenting relationship with ex Mary-Louise Parker, 22 years after he left her for Claire Danes .

“Well, without commenting on any of our…,” Crudup told the Times in an interview published Thursday.

The “Weeds” star — whom Crudup had been dating for seven years — was seven months pregnant when he began a relationship with his “Stage Beauty” co-star.

Crudup and Parker’s son, 21-year-old William Atticus Parker, has followed in his parents’ footsteps and is now a writer, director and actor.

“He has, through the mash-up of the two of us, been endowed with superpowers for theatricality,” Crudup told the outlet.

“He’s such a badass,” he added. “Mary-Louise and I appeared in most of his films.”

A rep for Parker did not immediately respond to Pa

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