Los Angeles, Oct. 25 -- Actor Joe Keery has revealed that he and his former 'Stranger Things' co-stars are still in touch, even months after the Netflix series came to an end. The actor also shared who he thinks is the most active member of their group chat.

Speaking to PEOPLE at the opening night of his Broadway show Other Desert Cities in New York City on October 18, Keery said that the cast continues to stay connected. When asked who sends the most messages in the group chat, the actor named Finn Wolfhard, who played Mike Wheeler in the popular series.

"Oh, man, maybe Finn Wolfhard, I guess maybe, yeah, we're keeping in touch," Keery said.

Keery played Steve Harrington in 'Stranger Things,' while Wolfhard portrayed Mike Wheeler. The...