[2] The series features the voice of Chris Hardwick as Otis.

It was the second Nickelodeon television series to be based on a film, with the first being The Adventures of Jimmy Neutron, Boy Genius.

[4] Following the film's events, Otis and his friends continue going on various misadventures and trying to keep their anthropomorphism a secret from humans.

[5] Back at the Barnyard: Slop Bucket Games (released in European regions under the name Back at the Barnyard: Barnyard Games) is an action video game released by THQ in 2008 exclusively for the Nintendo DS, a system not among the platforms the Barnyard tie-in game was released on to promote the preceding film.

[6] This article about a children's television series produced in the United States is a stub.