Here's how to draw Jerry Orbach: draw Jerry Orbach, then tell the reader that you've drawn Jerry Orbach, preferably in the caption (though this time I'm implying that it's Jerry Orbach by naming his iconic series.) I have zero skill at caricature, though I've drawn several over the years -- James Randi, Stephen J. Gould, Billy Preston -- using my How To Draw Jerry Orbach technique, modified.
A customer wasn't satisfied with his model of the Charlie Brown Christmas tree, never suspecting that it was actually the Deluxe edition.
Joseph is meant to be kneeling, but it looks like he's standing on truncated legs. Need to fix that.