Is it legal to ask job applicant for photo to accompany CV?

[Willhelm Tell]

prohibiting this stems from the notion that physical appearance is a trait one cannot/should not be made responsible for...

which of these guys would you hire:

i like them both!... the upper one should be employed in marketing strategies aiming at inducing customers to purchase by threat, the other one serves customers more docile and less susceptible to threats!.. both of great use! - where do you hide'em, wanna hire them!

[Pursuivant]

the upper one should be employed in marketing strategies aiming at inducing customers to purchase by threat

I thought he'd be more apt for billing & collections dept.