Affleck, 45, and Shookus, 37, continue to go public with their love affair as they headed to the movies in New York on Saturday evening.
The lovers took in the horror movie IT and they seemed to be very happy with one another after he jetted in from LA.
The Batman star dressed casually in a bomber jacket and jeans for the date while his producer girlfriend wore a pattern jacket over a black mini dress with sneakers.
Word had got out that the star was going to see the film with his new lady as several fans waited outside for autographs before they arrived.
He has been spending more time in New York where Shookus is based as a producer on Saturday Night Live.
Affleck splits his time between NY and LA where his former wife Jennifer Garner, 42, lives with their three children Violet, 11, Seraphina, 8, and Samuel, 5.
The couple was married for 10 years and announced their split in 2015 before sealing their divorce two years later.
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