That look so very much depends on eyebrows and chins. The chin should be strong, the eyebrows drawn together as if one is slightly constipated. Efrem has nailed both.
Ah, Richard Crenna...the beloved 'Walter Denton' of _Our Miss Brooks_ who transformed into a stud!
I had such a crush on Efrem Zimbalist Jr. when I was a kid, watching The F.B.I.