h2g2 The Hitchhiker's Guide to the Galaxy: Earth Edition

Alan Rickman starred in Texas' video "In Demand"

We've already had Neil Kinnock's appearance in a Tracey Ullman video; Paul McCartney appeared in another of hers (Move Over Darling? )

There was Magnus Pyke's remarkable performance in Thomas Dolby's "She Blinded Me With Science"...

Then there was the Dire Straits concert and who walked on stage but Hank Marvin.

Hank & Mark Knopfler played a duet on their guitars, trying to outdo each other. I can still remember the tune - it was "Going Home"

Donald Sutherland in Cloudbusting And I'm sure Keifer was in one too but I can't for the life of me think which one

River Pheonix in the Stand By Me vid with Wesley from Star Trek

Mike Myers in Beautiful Stranger

Joey from Friends was in a Bon Jovi one

French and Saunders in Alison Moyet's Old Devil Called Love

Hank Marvin was in Move Over Darling and in Living Doll by Cliff and the Young Ones

Paul McCartny was in her version of They Don't Know, Ade Edmonson was in Sunglasses and I think he was in Mover Over Darling too

Something Franz, Jane Krakowski and Lauren Holly were in 'Goodbye Earl' by the Dixie Chicks.

Matthew McConauhey(sp) was in 'Walk Away Joe' by Trisha Yearwood and in 'Key West Intermezzo (I Saw You First)' by John Mellancamp.

Of course there was Chevy Chase in the You Can Call Me Al video

Bill Murray, Harold Ramis and Dan Akroyd in Ghostbusters

Ben Stiller in that puff daddy video.

What about Patrick 'John Steed' McNee as the chauffeur in Oasis' 'Don't look back in Anger', Diana Dors in Adam & the Ants' 'Prince Charming, Robert Downey in Elton John's 'I want Love'...