Tamer Karadağlı's family originated in Sarıkamış, Kars Province,[1] and moved to America a short time after he was born.

He studied at Çankaya High School and TED Ankara College, after which he graduated in theatre from Bilkent University Conservatory.

[2] In 1993 he made his television debut in the hit series Ferhunde Hanımlar.

Between 2002 and 2019, he became well known for starring in the hit sitcom Çocuklar Duymasın, which is one of the longest-running Turkish series.

Karadağlı also appeared as Timur in the series Şaşıfelek Çıkmazı and in the films Beyza'nın Kadınları and Living & Dying.