Beethoven's Big Break (2008)

Eddie, a struggling animal trainer and single dad suddenly finds himself the personal wrangler for a large and lovable St. Bernard whose fabulous movie "audition" catapults the dog to stardom. However, a trio of unscrupulous ne'er-do-wells have plans to kidnap the famous dog and hold him for ransom.

Unfortunately the movie Beethoven's Big Break is not yet available on HBO Max.