'Mad Men' star Jon Hamm has been cast opposite Ben Affleck in the actor-director's new film, 'The Town'.

The Hollywood Reporter says that the film is a romantic crime thriller which tells the story of a bank manager (Rebecca Hall), the career criminal (Affleck) she has fallen for and the FBI agent (Hamm) who is trying to catch him.

Read our 'Mad Men' blog.

'The Town' is based on the Chuck Hogan book 'Prince of Thieves' and is Affleck's second feature film as a director, following 'Gone Baby Gone'.

The film will shoot in Boston in September.