RoleHero

Kion is a lion and the main character in the Lion Guard series. He is Simba and Nala's second-born cub, Mufasa's grandson, and Kiara's younger brother. Kion is the Prince of the Pride Lands and the leader of the Lion Guard. After getting bitten by Ushari the cobra and defeating Scar, Kion and the Lion Guard go on a journey to find the Tree of Life to heal him. During this journey, Kion meets the Night Pride, who helps him during his recovery, and he falls in love with their leader, Rani. Eventually, Kion and Rani become the rulers of the Tree of Life in the series finale.

Bunga, voiced by Joshua Rush, is a honey badger and the most courageous member of the Lion Guard. He is the adoptive nephew of Timon and Pumbaa and the best friend of Kion. Bunga frequently uses the catchphrase "Un-Bunga-lievable!" and his battle cry is "Zuka Zama!" In season three, Bunga encounters Binga, another honey badger, and they develop a romantic relationship.

Fuli, voiced by Diamond White, is a cheetah and the swiftest member of the Lion Guard. She is Kion's friend, second-in-command, and the sole female member (until Anga joins the group). In the season 2 special "The Rise of Scar," Fuli is noted as the first female animal ever to serve in the Guard. Her battle cry is "Huwezi!" In season three, Fuli falls in love with a cheetah named Azaad.

Atticus Shaffer provides the voice for Ono, an egret who is a friend of Kion. Ono previously held the position of the Lion Guard's sharpest eyesight until he sustained injuries while saving Bunga in "Battle for the Pride Lands." Despite this setback, Ono graciously accepts his replacement by Anga and instead takes on the role of the most knowledgeable member due to his extensive understanding of various creatures, the environment, and more. He frequently says "Hapana!" and in Season 3, he tends to utter "Nowaza" when trying to recollect information such as locations on the Tree of Life map. As the youngest member of the Lion Guard, Ono remains an integral part of the team.

Dusan Brown provides the voice for Beshte, a hippopotamus who is a close friend of Kion and the strongest member of the Lion Guard. Beshte is known for his amiable nature towards everyone, assuming the role of an older brother to his herd's younger members, a companion to animals from various species, and a defender of the Pride Lands as a whole. He frequently expresses his enthusiasm with the word "Poa!" and his battle cry is "Twende Kiboko!"
RoleVillain

Scar is Simba's uncle and Mufasa's younger brother who was once the leader of the Lion Guard. Scar plotted to dethrone Mufasa, teamed up with hyenas to rule the Pride Lands, and caused Mufasa's death. Scar was defeated by Simba and mauled to death by hyenas in the original film. In The Rise of Scar, Kion unintentionally summoned Scar back as a fiery spirit, and he planned to take over the Pride Lands. However, Scar was defeated and sent back to the afterlife by Kion in the season 3 premiere. Scar was voiced by David Oyelowo, who replaced Jim Cummings.

Ushari is a cobra who gets agitated when the Lion Guard is near him. In The Rise of Scar, he teams up with Janja to bring back Scar and take over the Pride Lands. Scar eventually takes revenge on Simba and Kion, resulting in Kion getting scarred by Ushari's bite. Ushari later falls to his death in the Outlands' volcano after being knocked over by Bunga.

Makucha (voiced by Steve Blum) is a crafty and treacherous leopard from the Backlands who relishes hunting rare animals. Although he has made prior appearances in the series, Makucha becomes the primary antagonist in season 3 with a new aim to surreptitiously trail the Lion Guard to the Tree of Life to prey on the extraordinary creatures residing there. Along the way, he acquires accomplices. However, when he finally arrives at the Tree of Life, Makucha and his cohorts are defeated by the Roar of the Elders.

Chuluun (voiced by Kimiko Glenn) is a sly and crafty snow leopard, whom the Lion Guard first encounters in the mountains during the episode "Ghost of the Mountain". She is eventually defeated when the Lion Guard, alongside a group of red pandas, fight back against her. Following her defeat, Chuluun allies with Makucha and tracks the Lion Guard to the Tree of Life.

Mama Binturong, voiced by Rachel House, is a sly and conceited crime boss who resides in the stone forest and relishes consuming tuliza. However, when Bunga spoils her stash with his stench, Mama Binturong becomes enraged and relentlessly pursues him. Later on, in the episode "The River of Patience," Mama Binturong becomes aware of Chuluun's animosity towards Bunga and, following the defeat of her group by the Lion Guard and Night Pride, decides to team up with them.
RoleSupporting

Rob Lowe provides the voice for Simba, a lion who is the son of Mufasa, the mate of Nala, the nephew of Scar, and the father of Kion and Kiara. He is the King of the Pride Lands and leads his Pride with great responsibility. In the season 1 episode "Bunga and The King," it is revealed that Simba and Bunga share a past of having lived with Timon and Pumbaa. Lowe takes over the role of Simba from Matthew Broderick, who voiced him in the original film and its sequel.

Eden Riegel provides the voice for Kiara, a lioness who is the daughter of Simba and Nala, the granddaughter of Mufasa, the older sister of Kion, the Princess of the Pride Lands, and the future queen of the Pride Lands. In the series finale "Return to the Pride Lands," Riegel voices the adult version of Kiara, taking over the role from Neve Campbell who voiced young adult Kiara in The Lion King II: Simba's Pride. Additionally, Riegel replaces Michelle Horn who voiced young Kiara in Simba's Pride.

Zazu is a red-billed hornbill who serves as Simba's majordomo and provides news through the Morning Report in the Pride Lands. Jeff Bennett voices Zazu in the series, replacing Edward Hibbert who previously replaced Rowan Atkinson in Simba's Pride. Bennett had previously provided Zazu's singing voice in the 2003 special edition of the original film.

Mufasa is Simba's father and Kion and Kiara's paternal grandfather who was the original king of the Pride Lands. James Earl Jones voices Mufasa in "Return of the Roar" and later episodes are voiced by Gary Anthony Williams. Mufasa was killed in the original film by a wildebeest stampede orchestrated by his younger brother Scar. He appears as a spirit that gives Kion advice on how to overcome difficult situations.

Nika Futterman voices Zira, a lioness who is the mother of Kovu, Vitani, and Nuka and the leader of the Outsiders. Simba banished Zira and her clan from the Pride Lands after Scar's death. During Kion's journey to the Tree of Life, Zira attacks the Pride Lands but is defeated by Kiara. Suzanne Pleshette, who voiced Zira in Simba's Pride, is replaced by Futterman.

Jason Marsden voices Kovu, a lion and Zira's youngest son who is the younger brother of Nuka and Vitani. Before the start of the series, he became friends with and later fell in love with Kiara. In "Return to the Pride Lands," Kovu becomes Kion's older brother-in-law. Marsden returns to voice Kovu, replacing Ryan O'Donohue, who voiced Kovu as a cub.

Landry Bender voices Makini, a young mandrill who becomes Rafiki's apprentice and one of the few characters who know that Kion can speak to the spirit of Mufasa. In season 3, she accompanies the Lion Guard to the Tree of Life. After Queen Janna's death, Makini is appointed as Rani's Royal Mjuzi.

Fiona Riley voices Shabaha, a member of Vitani's Lion Guard known for her fearlessness and slightly unhinged demeanor. She fights similarly to Bunga but instead of becoming dimwitted, her bravery makes her slightly crazy, often laughing maniacally during challenges. Shabaha's catchphrase is "Bila hofu!" which means "without fear" in Swahili.