About Todd Snap
Todd Snap is the photographer hired to track down Aerodactyl in the Grandpa Canyon arc. He appears alongside Ash and friends for a handful of episodes but is not a true travel companion.
Other figures from Kanto
Champion
Red
The silent trainer from Pallet Town who climbed Mt. Silver after defeating Team Rocket and the Elite Four.
Champion / Rival
Blue
Professor Oak's grandson — Red's lifelong rival and a former Pokémon League Champion.
Professor
Professor Oak
The grandfather of Pokémon research, who first compiled the Pokédex.
Gym Leader
Brock
Pewter City's Rock-type Gym Leader and Ash's first traveling companion in the anime.
Gym Leader
Misty
Cerulean City's Water-type Leader — fierce, fashionable, and fond of Psyduck.
Gym Leader
Erika
Celadon City's serene Grass-type expert.