Foyle’s powers of observation allow him to surmise that the the color of the lipstick on Andrew’s cheek matches the color Sam was wearing, and he approves. Ah, the good old days of Foyle’s War when not all the secrets Foyle came across were so grave and serious.
Foyle really looks Sam over, approvingly, as she walks away. I never noticed that before.
It’s his “You look very, um – ” that kills me. He’s so reticent, it’s beautiful…
Another example of Foyle’s beautiful reticence with Sam: