Julius presumably lives in Adventure Bay with his father Gustavo Goodway and fraternal twin sister Justina. He frequently appears with his sister as a background character. He and Justina are often seen playing with Alex and the other children, or participating in local events like the Adventure Bay's Easter Egg Hunt or competitions like Frog Jumping Contest.
Julius is much like all the other kids. He usually seen with and speaks in unison with his sister when he has a speaking role.
Julius has brown skin with short brown hair and brown eyes. He wears a blue Polo-style shirt with an orange collar. He likes to play soccer and is exactly the same height as his sister and other kids like Alex.