I'm guessing that this was a publicity фото of Clint Eastwood from the studio. Could this be the be the beginning of film crossovers? Dirty Harry vs. The Good, the Bad and the Ugly? (image found at vintagepics.centerblog.net)
@HBO Max - Warner Bros. Pictures -Legendary Director Clint Eastwood has done it again. See him in Cry Macho, in theaters and streaming exclusively on HBO Max* THIS FRIDAY. Get tickets now: link