Cary Grant. for example, was _very_ protective of his image and reputation when he was alive, as Chevy Chase found out to his cost.
Cary would be appalled at seeing deep fake and vocal synthesis and seeing himself being made to say or do things the real Cary would have never done.
This includes a "recreated Cary" for progressive PSAs and election ads as the real Cary Grant was a Republican.
Well, his estate clearly signed off on this.
Besides, I doubt anyone born after 1995 would even know who he is (without an Internet search, that is).