Frankie DaFlea was first seen in the alley with Puggsy meeting Tom and Jerry who both were abandoned by their owner and their house been demolished by a demolition crew. He and Puggsy introduce to Tom and Jerry and sing Friends to the End. After singing Puggsy decides to give Tom and Jerry something to eat. But he and Frankie are captured by the Straycatchers led by Dr. Applecheeks.
Frankie was again seen in Dr. Applecheeks house in the basement trapped in a cage with Puggsy. They are reunite with Tom and Jerry who also been sent to Dr. Applecheeks by Aunt Figg. They explain to them that they meet Robyn Starling and found out that her father is still alive who taught to have been killed in an avalanche. Puggsy asked them what are they talking about. Jerry informed them that Figg caught them before they could inform Robyn of her father's survival and need to get out and inform her. Puggsy tells them that they need someone to get to the control panel and press all of the buttons. Jerry was able to get out of the cage and frees Tom, Puggsy, Frankie and all of the captive dogs. They all escaped from Dr. Applecheeks and Puggsy thanks Tom and Jerry for helping getting themselves free and inform Robyn about the news which they do and he and Frankie watch proudly Tom and Jerry hurry to find Robyn.
Frankie was not seen afterwards until he and Puggsy were last seen in the train reading a newspaper showing Tom and Jerry saved Robyn after her cabin was been accidentally destroyed by Figg, Lickboot and Ferdinand who are then arrested by Robyn's father for their crimes and planting a million dollar bounty reward on his daughter. He and Puggsy are inpressed that Tom and Jerry are getting along. However unknown to them they forget about it and continue their antics.
- The part "Da" in his name means "the".