The primary Zyurangers use the Howling Cannon (ハウリングキャノン, Hauringu Kyanon), the combined form of the Legendary Weapons, to finish off human-sized Dora Monsters.
Goushi (ゴウシ, Gōshi) is a 27-year-old knight of the Sharma Tribe (シャーマ族, Shāma Zoku) who is known as the "Warrior of Wisdom" (知恵の戦士, Chie no Senshi) and fights as the black-colored Mammoth Ranger (マンモスレンジャー, Manmosu Renjā).
Dan (ダン) is a 19-year-old knight of the Etoffe Tribe (エトフ族, Etofu Zoku) who is known as the "Warrior of Courage" (勇気の戦士, Yūki no Senshi) and fights as the blue-colored Tricera Ranger (トリケラレンジャー, Torikera Renjā).
His Legendary Weapon is the double-bladed Trice-Lance (トリケランス, Torikeransu) trident that can separate in half to form a pair of spears, which are shortened when used as part of the Howling Cannon, and his Guardian Beast is Triceratops.
Boi (ボーイ, Bōi) is a 15-year-old knight of the Dime Tribe (ダイム族, Daimu Zoku) who is known as the "Warrior of Hope" (希望の戦士, Kibō no Senshi) and fights as the yellow-colored Tiger Ranger (タイガーレンジャー, Taigā Renjā).
Mei (メイ) is the 18-year-old princess of the Lithia Tribe (リシヤ族, Rishiya Zoku) who is known as the "Warrior of Love" (愛の戦士, Ai no Senshi) and fights as the pink-colored Ptera Ranger (プテラレンジャー, Putera Renjā).
After awakening in the present day, Burai discovers that he is living on borrowed time and preserves his lifespan by staying inside the Timeless Room after the cave he originally froze himself in collapsed and was revived by Clotho.
While transformed, he is adorned with the golden Dragon Armor (ドラゴンアーマー, Doragon Āmā), which allows him to fire an energy blast from his hands.
During the events of Kaizoku Sentai Gokaiger, Burai appeared in a vision to Gai Ikari/Gokai Silver and granted him the Greater Power of the Zyurangers, which is the dinosaur-themed mecha GouZyu Rex.
Mysterious Sage Barza (不思議仙人バーザ, Fushigi Sennin Bāza) is an immortal white wizard who serves as the Zyurangers' mentor.
During the Dora Circe battle, Gnome saves the Zyurangers before making them accept his challenge of eating all the food on the table he conjured.
After Dora Talos' destruction, the eggs finally hatch into two Tyrannosaur hatchlings (one male and one female) and are now in the care of Satoshi and his friends.
Shortly after his revival and subsequent betrayal of Bandora, Clotho takes Burai to the Lapseless Room and gives him the Beast Play Sword.
He appeared in a flashback in episode 15 where died fighting the Henchman of Witch Bandora in order to buy them time to get away Otome is the sister of Goushi.
Daizyuzin (大獣神, Daijūjin, Great Beast God) is the combined form of Tyrannosaurus, Zyu Mammoth, Triceratops, Saber Tiger, and Pteranodon.
After being sealed away on the planet Nemesis which orbits Earth once every 230 million years, the Bandora Gang were released in the present day by two careless astronauts.
After her son Kai was killed when he was discovered breaking Tyrannosaurus eggs by being chased off a cliff by a mother Tyrannosaurus, Bandora sold her soul to Great Satan for the power to become a witch and vowed revenge on the dinosaurs by killing children as part of her pact with Great Satan with the intention of wiping out the human race.
Grifforzar (グリフォーザー, Gurifōzā) is a manticore-themed knight who wields the Grifocaliber IV sword and can fly with the help of his retractable wings.
Secret Scorpion Agent Lamy (秘密蠍官ラミイ, Himitsu Sasorikan Ramī, 19-50) is the human-looking servant of Bandora who was sent after the Dinosaur Eggs before her mistress and her group were sealed.
Unable to find the eggs, Lamy was forced to wait 170 million years for the return of her husband Grifforzar, whom she calls "darling".
This form of Lamy is a dangerous opponent to the Zyurangers and even more with Grifforzar's help as they held Daizyuzin at bay during an eclipse before an enlarged Dragon Ranger appeared to finish the giant off.
He attempted to taste the blood of a youth until a little girl named Michi intervened, with him vowing to get back at her for stepping on his foot while he hid away from her.
He also made a potion that makes people's personalities change (done with Dan and Mei) which could be cured by a rare herb called the Mandragora.
Pleprechuan (プリプリカン, Puripurikan) is a leprechaun/terrier-like potter who forges the Dora Monsters and Golem Soldiers out of clay and is focused on his craft as he brings them to live with his Nendora Machine.
The Golem Soldiers' unorthodox tactics involve amassing in large numbers, dancing around enemies before going in for the attack and are able to regenerate their bodies after being destroyed.
In the past, Great Satan used Bandora to try to destroy Earth 170 million years ago, but was banished back to Hell by Ultimate Daizyujin.
Great Satan returns in the Super Sentai Strongest Battle mini-series when resurrected on the planet Nemesis by Rita, a sorceress who lost her homeworld and wanted to destroy what she considered an irredeemable universe.
When Dora Talos is eventually destroyed by Daizyuzin, a mortally wounded Kai struggles to make his way back to Bandora and dies in his mother's arms and faded away to Heaven.
Dora Taros (ドーラタロス, Dōra Tarosu, 47-50) is a giant white knight mecha piloted by Kai, Bandora's resurrected son.
The Dora Monsters (ドーラモンスター, Dōra Monsutā) (1-10, 12–16, and 23–27) are made out of clay by Pleprechuan and processed by the Neodora Machine (ネンドーラマシン, Neodōra Mashin) oven into human size.