Tatum, Swinton and Fiennes join 'Hail Caesar!' cast

Channing Tatum, Tilda Swinton and Ralph Fiennes have joined the cast of 'Hail Caesar!'

The eclectic trio of A-list actors are all in talks to star in the Coen brothers' 1950s set comedy, which already boasts an all-star line-up including George Clooney and Josh Brolin.