How is “a price on head” used?

In Casablanca (1943), one line is: “And don't forget, there's a price on your head.”

Which movie is “a price on head” from?

The clip at the top of this page is from Casablanca (1943).

And don't forget, there's a price on your head.

3 作品で登場 · 1 本目

an amount of money that is offered for capturing or killing sb

3 本の映画に登場

オックスフォード映画の 100%
an amount of money that is offered for capturing or killing sb
That price on my head, was that dead or alive?
And don't forget, there's a price on your head.

定義：Oxford Advanced Learner's Dictionary 第 9 版