"Well, I've kinda been to space..." Auditions for Stephen Hawking's voice!

Every celebrity and then some in Hollywood tries out for the role of Stephen Hawking's  new voice!

Watch Stephen Hawking Audition Actors for New Voice in Hilarious Video

After three decades of using the same computerized voice, Stephen Hawking searches for a fresh tone, auditioning a group of A-list actors in a hilarious clip created for Comic Relief's Red Nose Day.