Speaking of Digimon, Geoff is Izzy's partner Tentomon; Heather's mom (Blaineley in one sentence) is Sora; Heather is Yolei; D.J. is Etemon and Yolei's partner Hawkmon; Duncan is Impmon; Courtney is Rika; but Ezekiel isn't T.K.
For the cable redub: Tyler became Tommy, Courtney is Sue, Eva is Mrs. Snell, Harold is George Dawson, Mike is Freddy de Lois, Gwen is Margaret, and Duncan is Ernest.
In the 2002 remake: Tyler reprises Tommy, Bridgette is Sue, Eva (unlike Hungary) is Miss Desjardin, Blaineley is Tina, Trent is Jackie Talbot, and Owen is Mr. Schernhorst. Sierra is not Helen Shyres.
For the 2013 remake, besides Izzy being Chris: Eva is now Margaret, Lightning is Billy, All Stars!Lindsay is now Sue Snell, Bridgette is instead Tina, Zoey is Nicki, and Heather's Mom is Miss Desjardin.
Total Drama is such an amazing world, as: Duncan is Richard Watterson; Cameron is Anton, Banana Joe, and Clayton; and Heather's mom (but not Blaineley) is Nicole Watterson.
Things get gleeful for Total Drama as of season 3, as Duncan is Will Schuester; Blaineley is Quinn Fabray; Cody is Mike Chang; Heather is Emma Pillsbury; Sierra is Becky Jackson; Leshawna is Brittany Pierce; Lightning (or Trent for one episode) is Noah "Puck" Puckerman; Eva and Gwen's Mother are both Olivia Newton John and Shannon Beiste; Trent's official voice is Blaine Anderson; Mike is Dave Karofsky; Tyler came along as Bryan Ryan; Scott is Jesse St. James (fittingly); Harold is Jacob Ben Israel; Beth is Harmony Destiny; and Heather's Mom is Cassandra July.
France has picked tremendous choices for the European dubbing of "Total Drama" (Defis Extremes):
Kick Buttowski: Justin, Harold, Cameron, Alejandro, Bridgette, Gwen, and Sadie are Kick, Gunther, Brad, Ronaldo, Brianna, Mrs. Flipspatrick, and Kendall, respectively.
France reunites the cast of My Little Pony: Friendship Is Magic, as Bridgette, Sadie, Heather, Cameron, Alejandro, Staci, Sierra, and Izzy are Rainbow Dash, Fluttershy, Spike, Snips, Snails, Scootaloo, Diamond Tiara, and Daring Do, respectively.
American Dad!: Lindsay and Noah are Hayley and Jeff Fischer. Lightning is Greg Corbin, and Chef is Agent Jackson.
Family Guy: Chef Hatchet is Cleveland Brown, Mike is Quagmire and Harold is Neil and Mort Goldman. Bridgette is not Loretta Brown.
The Cleveland Show: Chef reprises his role as Cleveland. There, he and his son Duncan move out of Quahog, and marries his High School friend Gwen. One of Chef's drinking buddies are Mike.
Noah is Johnny Test. Katie is Susan, and Izzy is Mary. Sam and Lightning are both Hank Anchorman, and Dakota is Sissy. Cody is not Gil.
It's heaven for Madagascar: Mike leads the pack as Dr. Blowhole and Melman, Geoff is Roger, Harold is Marty, and Ezekiel was Rico. If you were expecting Tyler, he isn't Private; he's simply an additional voice in Penguins.
Hey Arnold!: Harold is the title character, Noah is Stinky, Katie is Phoebe, Izzy (movie) is Rhonda, while Lindsay (TV) and Blaineley (movie) are Helga. Although Cody is not Gerald, he and Mike did appear in a few episodes.
This gets very, very interesting: For Full Metal Panic!, Brick, Noah, Katie, Dakota, Duncan, and Sam are Shota, Sousuke, Kaname, Tessa, Kurz Weber, and Gauron, respectively. Harold translated the series into Hungarian.
Everyone from Pokémon is in the place. Harold was Brock in 4Ever, Noah is Tracey and the new James, Jo (or the first Eva) was Nurse Joy, Izzy is Domino, Heather (but not Eva) is Misty, Katie was Misty in 4Ever (plus Molly Hale and Dawn's mom), Dakota had been Giselle, and Lindsay signed up as Melody. Cody wasn't Meowth in the 3rd movie, nor was he Koga.
The cast of Digimon Adventure is reunited: Ezekiel used to be Tai, Bridgette is Sora, Trent is Agumon, Cameron (later Cody) is Matt, Noah is Gabumon, and Harold is Izzy. Tyler is not Ogremon.
In The Movie, Harold was still Izzy, and Cody was still Matt. Izzy and Mike have bit parts.
In Digimon Frontier, either Owen or Tyler (world tour) joined the journey as Koichi Kimura, Beth (Action) is Patamon, and Mike is Lucemon.
In Digimon Tamers, Eva is now Rika, Sam is Yamaki, Harold was the second Henry, Duncan (later Mike) is Renamon, Cameron used to be Kenta, and Trent is Impmon.
For My Little Pony: Friendship Is Magic: Courtney is Applejack; Harold is Snips; Noah is Shining Armor; Sierra (later Katie) is Rarity; Katie is also Diamond Tiara and Trixie; and Bridgette is Nightmare Moon/Princess Luna. Cody is not Spike. Although Izzy was Applejack in the demo, she was never Fluttershy.
Let's try King of the Hill: Courtney is Nancy; Gwen is Peggy; Katie is Luanne; and the first Ezekiel was Khan.
Transformers Prime: Lightning is Starscream, the first Ezekiel was Hardshell, Trent is Tailgate, Justin is Wheeljack, and Duncan is Ratchet.
Sailor Moon: Island!Sadie is Mercury, Lindsay is Sailor Mars, Blaineley is Sailor Venus, Katie is Chibiusa, and Cody is Sammy (but not Amara, Andrew/Motoki, Zoisite, or Jadeite). Sierra isn't Sailor Jupiter. Come The Movie, only Lindsay survived as Mars, then Katie took over as Venus.
Down by Heroes: Katie is Claire Bennet, Ezekiel is now Mohinder Suresh, Leshawna is Simone Deveaux, Dakota is Elle Bishop, Courtney is Candice Wilmer, Harold is Zach, and Anne Maria is Caitlin. Cody isn't Peter.
In Ray: Courtney is Mary Ann Fisher; Sierra is Aretha Robinson; Harold is Quincy Jones; Mike is Milt Shaw; Lindsay is Pat Lyle; Bridgette is Ethel McRae (but not Mercedes). Additionally, Tyler is not Ahmet Ertegun.
The Slayers: Cameron, Izzy, Lightning, Trent, Anne Maria, Dakota, and Duncan are Gourry, Amelia, Rezo, Vrumugun, Martina, Filia, and Sirius, respectively.
Avatar: The Last Airbender : Dakota is Katara; Courtney is Azula; Blaineley is Ty Lee; Ezekiel used to be Bato; Mike is Kuei (the Earth king); and Chef Hatchet is Zhao.
In the sequel The Legend of Korra: Noah is Bolin, World Tour!Ezekiel is Tarrlok; and Katie is Ikki. Cody is not Aang in the flashbacks.
Total Drama holds a partial reunion for SpongeBob SquarePants, as Mike and Alejandro took turns singing as Spongebob in the later seasons; Leshawna would be Sandy Cheeks; Chef's first voice was Mr. Krabs; Cameron and Josh (later Lightning) are Plankton; they (later Ezekiel, Chris, and finally Chef) are also Larry the Lobster; Izzy (later Heather/Staci) is Pearl Krabs; Geoff is Mermaid Man's first voice; Owen's first voice was Barnacle Boy; Anne Maria (later Heather, sometimes Bridgette, and then Gwen) is Karen the Computer; Chris (later Harold, temporarily Noah) is the reporter; Eva is Mama Krabs; Geoff now reads the text.
Come The Movie, Katie/Blaineley is Princess Mindy; Geoff double plays a narrator, as well as a pirate in Patchy's entourage of pirates.
note Even though it was rumored that Trent/Sam would be Plankton in the future seasons, it was Lightning who actually took Trent's role.
In the international markets, outside of the US and Canada, most of the contestants appeared on Phineas and Ferb.
In Brazil, Cody is Jeremy, Staci is Vivian, Eva is Charlene, Scott is Albert, Geoff is Norm, Harold is Monty, Katie is Vanessa, Heather sings as Candace, Duncan is Meep/Bobbi Fabulous, Trent is Danny/Mr. McGillicuddy, and Sierra is Amanda Johnson (but not Candace).
In Hungary, Beth is now Candace, Lindsay is Stacy Hirano, Sam's Lawrence, Lightning is Buford, Ezekiel is Albert, Mike (later Cameron) is Irving, Sadie's first voice was Vanessa Doofenshmirtz, Chris McLean is Carl Karl.
In Italy, Katie is Candace, Cameron is now Ferb, Buford is Mike, and Irving is now Ezekiel.
In Poland, everyone is Playing Against Type as Anne Maria (good) is Candace (bad), Lindsay (good) is Suzy (bad), and Scott (bad) is Carl Karl (good). Justin is, as of Action, Albert.
In Portugal, Candace is one of the female contestants.
In Sweden, Heather is Candace, and Izzy is Vanessa.
Taiwan: Chris is Patrick Star; Chef, Cody, Geoff, and Harold are all Bolin; Bridgette, Izzy, and Katie are Haruhi Suzumiya; Courtney, Sadie and Leshawna are all Mimi; DJ, Noah, and Trent are Sonic; Duncan, Ezekiel, and Tyler are Private; Eva, Gwen, and Lindsay are Mandy; while Justin and Owen are Ben Tennyson. Beth and Heather's dubber is an amateur.
Playing Against Type
There are many times that the contestants' voice actor played another character, who was against their type.
In Atomic Betty, Cody was a bully named, humorously, Duncan.
In Sailor Moon, bossy girl Courtney was kind-hearted Sailor Venus.