Uncle Drew is the elderly basketball player secretly portrayed by Irving in several commercials for Pepsi. An Uncle Drew movie is set for June 29, 2018.
ESPN's SportsCenter and Chris Webber posted a photo of the crew, asking users to identify the costumed and disguised stars.
Miller posted a video of the group learning dance moves.
"YEESSSSSS, we are having this much fun!!! The down times of shooting this @uncledrewfilm have been the best, we just break into song n dance. #UncleDrew#LightsOutBaby #MethodThespian @shaq@theericaash @realchriswebber @lisaleslie," Miller wrote in the Instagram caption for the video.
The full-length movie will be produced by Lionsgate and stars Irving, Lil Rel Howery, Nick Kroll and Erica Ash, as well as the aforementioned ballers.
Lil Rel also posted a video of Irving, dressed as Uncle Drew, swishing many shots during a pop-a-shot basketball game.
Robinson also made several posts related to Uncle Drew.
"Lights camera action, stepped into acting real fast for the time #bucketlist #uncledrew the movie in theaters June 29th 2018 come show love y'all...great to be apart of something so special that my kids kids will be able to enjoy later on in life #fax #holdat @reggiemillertnt@realchriswebber," Robinson wrote on social media.
According to the Wrap, the Uncle Drew movie is about a broke street baller who uses his life savings to enter a Rucker Park tournament in New York. He uses his Uncle Drew and Drew's old teammates in the competition.