The 1930s film dog term is composed of two crossword solutions: ASTA and Toto. ASTA was a wire-haired fox terrier who starred in the 1934 film The Thin Man, which was based on the novel by Dashiell Hammett. ASTA was owned by William Powell and Myrna Loy's characters in the movie. Toto was a female Cairn Terrier who starred in the 1939 classic film The Wizard of Oz. She was owned by Judy Garland's character Dorothy Gale and was known for her loyalty and bravery.