No, he’s not

LOS ANGELES—“The Gunman’s” Sean Penn isn’t drifting into Liam Neeson’s action territory: “[Liam’s] a 6’4”, melodically voiced, masculine figure who [plays] a very good man…I am 5’9”, a highly conflicted man who’s principally taking care of himself. It’s not like all of a sudden, I’m going to run around in action movies.” AP