Amazon UK offers Deadwood: The Complete Collection on Blu-ray Disc for $22.97 (£16.10). Add it to your cart and the price drops to $19.15 (£13.42) at final checkout. With $4.39 (£3.08) for shipping, that's the lowest total price we could find by $16 and the best price we've seen.

This Blu-ray set is region-free; the episodes themselves will play on US Blu-ray players, but the extras and special features may not.