Find out if a film is on iTunes, Amazon Prime, Netflix or Now TV

Searching for Wolfgang Reitherman

Is 101 Dalmatians available on iTunes, Amazon Prime, Netflix or Now TV?
Is Disney's The Jungle Book available on iTunes, Amazon Prime, Netflix or Now TV?
Is The AristoCats available on iTunes, Amazon Prime, Netflix or Now TV?
Is The Many Adventures of Winnie the Pooh available on iTunes, Amazon Prime, Netflix or Now TV?
Is The Rescuers available on iTunes, Amazon Prime, Netflix or Now TV?
Is The Sword in the Stone available on iTunes, Amazon Prime, Netflix or Now TV?