Amazon has Thomas & Friends: Thomas' Trusty Friends (2007): http://www.amazon.com/Thomas-Friends-Trusty/dp/B001O0TME0/ref=sr_1_13?ie=UTF8&s=dvd&qid=1276108005&sr=1-13
for $4.99 eligible for free prime or towards super saver shipping.
with this purchase you also get a $4 video on demand credit:
Get $4 worth of eligible movies and TV shows from Amazon Video On Demand
after you order your item. Limited to one promotional credit per customer.