Zavvi offers The Clint Eastwood 8-Movie Collection Boxset for $15.71 plus $2.99 for shipping. That's the lowest price we could find by $24. This region-free set includes Coogan's Bluff, Two Mules for Sister Sara, The Beguiled, Play Misty for Me, Joe Kidd, High Plains Drifter, Breezy, and The Eiger Sanction.
Note: For new customers only, coupon code "WELCOME" drops the price to $14.14 plus $1.26 for shipping. Orders ship from the United Kingdom and should arrive in one to two weeks.