Isshaddik was a Wookiee male criminal who was exiled from his homeworld of Kashyyyk and joined the crew of the starship Trader's Luck along with his mate, Dewlannamapia. Isshaddik performed smuggling raids on behalf of Trader's Luck's captain, Garris Shrike, and was killed in 19 BBY during one such raid to the planet Nar Hekka.