The character of Colin from Accounts was named after a real life dog of the same name who Harriet Dyer (Ashley) and Patrick Brammall (Gordon) had previously fostered.
The dog playing Colin is not disabled in real life.
Harriet Dyer (Ashley) and Patrick Brammall (Gordon) live in LA with their rescue dog Wally (a rescue chihuahua-mix) and their adopted daughter, who was born in 2021.
The awkward and embarrassing incidents that happen to characters in the show are said to be a mix of fiction and real life incidents that happened to people the writers know.
Gordon's fictional Echo Park Brewery is a made up of various internal and external shooting locations across the area of Marrickville in the west suburb of Sydney, New South Wales, Australia. Marrickville is known for its many independent breweries and made an obvious choice for filming.