KELSEY Grammer has a foolproof criteria when it comes to accepting a role. And it certainly seems to be working for the Frasier actor, whose esteemed repertoire — everything from comedian to singer, producer, director and writer — has spanned film, TV and theatre for an impressive four decades.

Tom Hanks is back for the next Dan Brown movie 'Inferno'.

Robin Williams is to play Dwight Eisenhower in new movie 'The Butler'.

Jane Fonda is to play Nancy Reagan in 'The Butler'.

Ed Harris has signed up to play Senator John McCain in 'Game Change'.