Ferb Fletcher is a British child of the Fletcher family currently living in the American city of danville. He is the stepson of Linda Flynn and son of Lawrence Fletcher.
Being a national of Britain, he speaks with an English accent. He is
one of three children of the Flynn-Fletcher household among his
step-siblings Phineas Flynn and Candace Flynn.
Phineas Flynn, also known as Dinner Bell by Buford, is a boy in the Flynn-Fletcher family. He is the son of Linda Flynn and stepson of Lawrence Fletcher . He is one of three children of the Flynn-Fletcher household, with a disapproving older sister Candace and a stepbrother from Lawrence side of the family under the alias of Ferb. He shares a strong bond with the family pet, a platypus they named Perry but remains unaware of his vague double life as a covert agent.