He's been in a slew of projects since then — including as himself in the 2020 Kevin Hart show, Die Hart, and the spinoff film that just came out this February.
He also recently starred in Operation Fortune alongside Jason Statham and Aubrey Plaza, and we'll finally see him in a Christopher Nolan project once Oppenheimer hits theaters. He's set to appear in Season 6 of Black Mirror as well. I, for one, am ready for the Hartnettaissance.
And yet you saw the headline and went through the entire list to get to the point on the page where you can add a snarky comment. Sad really.