By far the cheapest I can find it. Over £60 most other places.
From the 'Master of Suspense', this box set features many of his very best films.
1. Vertigo 2. The Birds 3. Rear Window 4. Marnie 5. Frenzy 6. Topaz 7. The Trouble With Harry 8. Torn Curtain 9. Psycho: Special Edition (includes the Bonus disc the Hitchcock legacy)10. Family Plot 11. Saboteur 12. Shadow Of A Doubt 13. The Man Who Knew Too Much 14. Rope
Note that to obtain Free Delivery on the above box set when you get to the delivery options on the Amazon order page you must select the option which says FREE Super Saver Delivery (Arrives 2-5 business days later than First Class).
The page seems to automatically default to the first class delivery option which you have to pay for so please remember to change it if you want the free delivery.