Children of Men is a 2006 dystopian film directed by Alfonso Cuarón, set in a world where human infertility has led to the collapse of society and follows a disillusioned civil servant who becomes the protector of the first pregnant woman in 18 years.
The poster for the movie displays the film's title in AG Book Stencil font, which was designed by German type designer Günter Gerhard Lange between 1969 and 1972. AG Book Stencil is a commercial font that can be purchased here.