Alvin and the Chipmunks is a 2007 American comedy film based on the characters of the same name created by Ross Bagdasarian, Sr.
The font used for the film title in the poster is probably Gill Sans Extra Bold designed by Eric Gill in 1931. Gill Sans is a commercial typeface and you can view more details about it here.
Download Gill Sans Font
The Gill Sans 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.