Stephen's Cross-The-Pond Spectacular Crossword

Teenage witch with a cat called Salem
6 stringed instrument, typical in rock music
Fictional "groovy" spy; _____ Powers
US State comprised entirely of islands
Alter-ego of Clark Kent, known as the Man Of Steel
Fictional comic book journalist with a white dog called Snowy; The adventures of ______
Religion based on the life and teachings of Jesus of Nazareth
The true name of Frodo and Sam's unwilling travelling companion
English poet, playwright and actor famed for such works as Macbeth
Fried poultry; The Colonel's favourite
British luxury sports cars, previously associated with James Bond; Aston _______
Toasted whole grain cereal hoops
Stuntman of 'Jackass' fame with a tattoo of his own portait on his back
Model used by american express when dealing with vulnerable customers
The chubby, impressional member of Alvin and the chipmunks
________ Express
Someone trained to travel in spacecraft