Cosmo (dog) Cosmo (dog) Cosmo is a canine actor. He is a Jack Russell Terrier that is best known for his roles in the movies "Hotel for Dogs" and "Beginners". He was adopted from a breed rescue society by animal trainer Mathilda DeCagny. Cosmo was adopted by dog trainer Mathilda DeCagny from a Jack Russell rescue society in 2007. DeCagny had previously owned and trained other Jack Russell dog actors Moose and his son Enzo, who had played Eddie in "Frasier". DeCagny described Cosmo as being skittish and lacking confidence when she first adopted him, but he was very friendly towards people
English White Terrier English White Terrier The English White Terrier (also known as the White English Terrier or Old English Terrier) is an extinct breed of dog. The English White Terrier is the failed show ring name of a pricked-ear version of the white fox-working terriers that have existed in Great Britain since the late 18th century. The name "English White Terrier" was invented and embraced in the early 1860s by a handful of breeders anxious to create a new breed from a prick-eared version of the small white working terriers that were later developed into the Fox Terrier, the Jack Russell Terrier,