“Industry” has added three new additions to its Season 4 cast in Kal Penn, Claire Forlani and Charlie Heaton.

Penn joins the HBO drama as Jay Jonah Atterbury, the CEO and founder of payment processor Tender, while Forlani joins as Cordella Hanani Spyrka, a corporate PR heavy-hitter, who, based on her name, could have familial ties to Yasmin Kara-Hanani (Marisa Abela). Heaton will play Jim Dycker, a finance journalist.

The three actors join the HBO drama series alongside new additions Kiernan Shipka and Max Minghella, who both work at Tender, as well as Toheeb Jimoh, Amy James-Kelly and Jack Farthing.

The principle cast for “Industry” includes Myha’la, who stars as Harper, as well as Abela, Ken Leung and Harry Lawtey, though Lawtey will exit his role as Robert Spearing ahead of Season 4. Mickey Down, who created “Industry” with Konrad Kay, told TheWrap Lawtey’s exit was a “mutual decision” due to...