Characters

Main Characters

 * Dink (voiced by R.J. Williams) – The main protagonist, an Apatosaurus. He is nice, brave and smart, Dink has a strong bond with his friends.
 * Amber (voiced by Anndi McAfee) – A close friend of Dink's, she is like a big sister figure and she is often teamwork with her best friend Dink. She is a Corythosaurus.
 * Scat[1] [2] (voiced by Frank Welker) – The scaredy-cat friend of Dink's with a humongous appetite, a Compsognathus. He speaks in the third person, and will do just about anything to get at honeyfruit, which is his favorite food. Scat tends to think a lot of Dink's ideas are dangerous. His appetite gets him into trouble a lot.
 * Shyler (voiced by Ben Ryan Ganger) – A shy friend of Dink's, an Edaphosaurus who talks in a child's voice, pronouncing with a "w" instead of an "r". Shyler looks up to Dink, Amber and Crusty. Dink is like an older brother figure to Shyler as Amber is like big sister to him.
 * Flapper (voiced by S. Scott Bullock) – A jokester friend of Dink's, a Pteranodon. He tends to be a braggart, and he speaks with a slight lisp. He constantly tries to land in water, but always fails.
 * Crusty (voiced by Frank Welker) – An old turtle who mentors the dino youngsters. He often tells the kids stories that often help teach them valuable lessons, and is usually around when they have a problem going on.

Allies

 * Ariel (voiced by Jennifer Darling) – A leucistic Parasaurolophus who once saved Amber from Tyrannor.
 * Uncle Longbeak (voiced by Hamilton Camp) – Flapper's uncle, whom he talks about a lot.
 * Pearl: A female Edaphosaurus friend of Shyler.
 * Scratcher (voiced by Dick Beals) – A Deinonychus who preferred to eat plants instead of meat.
 * Red – A Brachiosaurus (Thundermaker) who was really a spirit who lived in the Cave of Spirits.
 * Earthshaker (voiced by Frank Welker) – A giant Ultrasaurus who shook the ground when he walked and talked.
 * Dippo (voiced by Dana Hill) – A Diplocaulus afraid of what other dinosaurs think of his kind. Good friends with Shyler.
 * Opo – An Opisthocoelicaudia friend of the gang who helps Ariel to escape from Tyrannor.
 * Dim – A dimwitted Vulcanodon friend of the gang.
 * Tubble & Hubble (voiced by Jim Cummings and Jack Angel) – An old Alamosaurus pair of pathfinders for a herd of Diplodocus.
 * Squirt (voiced by Russi Taylor) – A Stegosaurus who once thought Crusty was his mother.
 * Shortspike – A Polacanthus whose parents were in trouble by a volcano. He is friend with Dink.
 * Cornelius – A Hypacrosaurus who was a rival of Dink's.
 * Trail Blazer – An Apatosaurus who used his tail to create Green Meadow and Tarpit Pass (which protects Green Meadow from Hunters like Tyrannor).
 * Patch & Ridetail – Trail Blazer's children.
 * Strongfoot – Trail Blazer's rival.
 * Tiny (voiced by Joey Camen) – A Megazostrodon who Dink helps get to a fruit guarded by a bullish Dicraeosaurus.
 * Brighteyes (voiced by Jodi Carlisle) – A mother Barosaurus who the gang help to protect her eggs against some egg-hunters.
 * Buttercup (voiced by Billie Hayes) – Crusty's childhood turtle friend.
 * Beast (voiced by Michael Bell) – A disfigured Saurolophus.
 * Iggy – A Camptosaurus who Shyler helps find his way home.
 * Nobbie – A Pachycephalosaurus. He is good friend with Shyler.
 * Daisy – A Diplodocus whom Scat had a crush on.
 * Brusier – Daisy's boyfriend.
 * Glowy – A firefly that Shyler wanted to keep.
 * Melodi (voiced by Kath Soucie) – A Supersaurus (sea dragon) who the gang helps save her mate.
 * Forest (voiced by Cam Clarke) – A Corythosaurus who once made Dink jealous one time.
 * Stormfoot (voiced by Dana Hill) – A Centrosaurus who fought Dink in the "Challenge of the Desert" duel.
 * Jerry – A pink Gerrothorax whose tail gets stuck under a rock and whom Crusty frees.
 * Mama Triceratops – A Triceratops who once thought Scat was her son.

Villains

 * Tyrannor – The main antagonist of the series. He is a Tyrannosaurus rex who chased Dink and the gang all over their prehistoric world. He is feared by every known dinosaur.
 * Hunters – Various theropods. Most of them reside in Hunters groove.
 * Scavengers (voiced by Frank Welker) – Villainous Cearadactylus.
 * Fleetfoot (voiced by Jim Cummings) – An Ornitholestes who hunted pterosaurs.
 * Honeyfruit Monster – An evil Iguanodon.
 * Sharptooth – An Allosaurus whom Crusty said would even scare Tyrannor. He had fought Trail Blazer and was defeated, with the resulting fight creating Green Meadow and Tarpit Pass.
 * Snakeneck – An Nothosaurus.
 * Sandtooth – A Placodus.
 * Watertooth – A Metriorhynchus.
 * Shelleater – A Baryonx which preys on turtles.
 * Bolderbuns (voiced by Frank Welker) – A bad-tempered Brachiosaurus.
 * Clubtails - An aggressive herd of Euoplocephalus.
 * Waterhunter – A Plesiosaurus.
 * Egghunters – Three evil Acanthopholis
 * Sharpmouth – An Albertosaurus.
 * Slidetooth - A Gigantophis
 * Bigwings - A flock of Quetzalcoatlus.