Finn on the Fly is 2008 Canadian film that was directed by Mark Jean.
The Canadian comedian Ryan Belleville plays the part of Finn as a human.
[1] In the film, Dr. Madsen, a bitter, fame-hungry mad scientist (Ana Gasteyer), turns a Boy named Ben's dog, Finn, into a human (Ryan Belleville), when Finn accidentally runs into her lab.
Special features on the DVD are behind the scenes and a short comic.
[3] Common Sense Media gave the film a positive review.