Nathaniel Buzolic is an Australian actor and television presenter who achieved international recognition primarily for his recurring role as the Original vampire Kol Mikaelson in the hit supernatural drama series The Vampire Diaries and its spin-off The Originals. Born in Sydney, Australia, to Croatian parents, he began his career hosting various children's and youth programs Down Under, including the Disney Channel Australia show Studio Disney and the Nine Network quiz show Weather Ed, before transitioning into scripted television with roles in series like Out of the Blue and Crownies. Following his breakout Hollywood success in the Vampire Diaries universe, Buzolic expanded his television resume with guest and recurring roles in shows such as Pretty Little Liars (playing Dean Stavros), the fantasy drama Supernatural spin-off backdoor pilot Bloodlines, and the military drama SEAL Team. Beyond his acting career, he is known for his avid travel photography, active digital presence, and outspoken advocacy for faith and humanitarian causes.