“He touched [my] privates and then he was breathing on my leg,” the young Ms Farrow said in one footage.
Ms Farrow took to her social media to ask viewers for empathy ahead of the episode’s airing.
It shows a young Ms Farrow telling her adoptive mother Mia Farrow about how Allen called her to spend some “father-daughter time” and allegedly touched her private parts.
An almost three decades-old home video footage of Dylan Farrow, Woody Allen’s adopted daughter, was aired by HBO in which she, as a seven-year-old, is seen recounting her abuse allegedly by the infamous director.