Ki-Adi-Mundi was a Jedi Master that served on the Jedi Council sometime prior to the blockade of Naboo. He was also present when Qui-Gon Jiin presented Anakin Skywalker who he request to be trained as a Jedi and possible be the chosen one. He was also present during the Separatists Crisis. During the Clone Wars, Mundi participated in the Second Battle of Geonosis. During the near end of the Clone Wars Mundi lead the Galactic Marines in the Battle of Mygeeto.
Mundi is the only speaking member on the evil Jedi Council in the films.