On season one, Garson played the assistant manager at Cory's (Ben Savage) dad's supermarket. Leonard Spinelli was a socially awkward man.
On the season four episode called "Janitor Dad," he played a patron of Alan's (William Russ) outdoor gear store.
Lastly, Garson played the minister who married Cory and Topanga (Danielle Fishel) on their season seven wedding episode called "It's About Time."