Watchmen is a 2009 American superhero movie based on the comic book of the same name by Alan Moore and Dave Gibbons.
The movie title on the poster is probably set in Futura Condensed Extra Black designed by Paul Renner. The font is a commercial one and you can view more details about it here.
Download Futura Font
The Futura font identified above is not available for free, please follow the link above and purchase a font license to download and use the font. Meanwhile, you can take a look at our collection of fonts for cars, pop music and apparel as well as round-ups of new & fresh fonts around the web.