While traditionally animation films have always included messaging, it was Toy Story which first truly mastered it
Toy Story 4 review round up: 'Unpretentious, action-packed' film is 'old-fashioned in a very good way'
Toy Story 4 features voices of Tom Hanks, Keanu Reeves, Ally Maki and Tony Hale.
Toy Story 4: Tom Hanks wraps up final recording, says 'We rode like the wind, to infinity and beyond'
Since the first Toy Story movie in 1995, Tom Hanks has voiced vintage cowboy doll Sheriff Woody, making him a key component of the series.
During his appearance on The Tonight Show Starring Jimmy Fallon, Tim Allen said Keanu Reeves got a "great part" in Toy Story 4.