<P> The chosen heir is the flower child who helped save Tara earlier in the film . Grub becomes a Leafman, Nod and Ronin reconcile, and Nod and M.K. kiss before M.K. is returned to her original size . After reuniting with Bomba and becoming his assistant, the human family still keeps regular contact with their small friends as they continue the research of their world . </P> <Ul> <Li> Colin Farrell as Ronin, a seasoned Leafman warrior, leader of the Leafmen, Nod's guardian and teacher, and a friend of Nod's late father . </Li> <Li> Josh Hutcherson as Nod, a rookie Leafman warrior . </Li> <Li> Amanda Seyfried as Mary Katherine (a.k.a. M.K.), Professor Bomba's 17 - year - old daughter . She is named after William Joyce's deceased daughter . </Li> <Li> Christoph Waltz as Mandrake, the leader of the Boggans . Waltz also voiced Mandrake in the German dub of the film since German is his native language . </Li> <Li> Aziz Ansari as Mub, a slug, Grub's best friend and caretaker of the pods . </Li> <Li> Chris O'Dowd as Grub, a snail, Mub's best friend and fellow caretaker . </Li> <Li> Pitbull as Bufo, a toad who works as a race fixer and a businessman . </Li> <Li> Jason Sudeikis as Professor Radcliffe Bomba, Mary Katherine's father and a scientist . </Li> <Li> Steven Tyler as Nim Galuu, a Glowworm, a showman and keeper of magic scrolls that tell what has occurred during the times, in a tree . </Li> <Li> Beyoncé Knowles as Queen Tara, the Mother Nature - like queen of the forest and Ronin's childhood love . </Li> <Li> Blake Anderson as Dagda, Mandrake's son and the Boggan general . </Li> <Li> Judah Friedlander as Larry The taxi driver . </Li> <Li> Thomas F. Wilson as Finn, second - in - command of the Leafmen . His name only appears in the closing credits . </Li> <Li> John DiMaggio as Pinecone Jinn . </Li> </Ul> <Li> Colin Farrell as Ronin, a seasoned Leafman warrior, leader of the Leafmen, Nod's guardian and teacher, and a friend of Nod's late father . </Li> <Li> Josh Hutcherson as Nod, a rookie Leafman warrior . </Li>

Who does the voice of ronan in epic