Thomas/Sesame Street

Cast

 * Thomas as Big Bird (Thomas and Big Bird are both the main characters)
 * Percy as Snuffy (Percy and Snuffy are both Thomas's friend to Thomas and Big Bird)
 * James as Elmo (James and Elmo are both red)
 * Edward and Duck as Ernie and Bert (Edward and Duck are like Ernie and Bert at times)
 * Rosie as Ernestine
 * Freddie as Brad
 * Gordon as Gordon (Gordon and Gordon both share the same name)
 * Beresford (from Journey Beyond Sodor) as Cookie Monster (Beresford and Cookie Monster are both blue)
 * Henry as Grover
 * Diesel 10 as Frazzle
 * Murdoch as Herry Monster
 * Elizabeth as Miss Finch
 * Emily as Zoey
 * Lady as Abby (Lady and Abby are both magic)
 * Daisy as Grundgetta
 * Donald/Douglas as Count Von Count
 * Old Slow Coach as Gladys The Cow
 * Trucks as The Beetles
 * Dennis as Martian
 * Mavis as Rosita
 * Diesel as Oscar
 * Daisy as Grundgetta
 * Derek as Bruno
 * The Coaches as The Honkers
 * Narrow Gauge Trucks as The Pestites
 * Toby as Telly
 * Arry and Bert as Sully and Biff
 * Duke as Hoots The Owl
 * George as Guy Smiley
 * Stepney as Bug (Stepney and Bug are both yellow)
 * Molly as Prairie Dawn
 * Smudger as Huxley (Smudger and Huxley are both mean)
 * Harvey as The Dinger
 * Billy as Benny
 * Rocky as Humprey
 * Flora as Ingrid
 * Charlie as The Purple Boy
 * Stanley as Sam
 * Norman as Juggler
 * Sir Topham Hatt as Mr. Hamford
 * Rusty as Soldier
 * Mr. Precival as Bob
 * Caroline as Susan
 * Mrs. Precival as Jennie
 * Oliver as Kermit (Oliver and Kermit are both green)
 * Skarloey as Little Chrissy
 * Rheneas, Sir Handel, and Peter Sam as The Alphabeats
 * Spencer as Sherlock Hemlock
 * Gremlin as Watson
 * Arthur as Murray
 * Trevor as Baby Bear
 * Harold as Hero Guy
 * Penguins (from Pingu) as The Chickens
 * Toad as Buster the Horse
 * Jeremy as The Giant Chicken
 * Terence as Athena The Owl
 * Whiff as Simon Soundman
 * Bertram as How Now Brown
 * Isobella as Googel
 * Madge as Pheobe
 * Monty as Narf
 * Max as Mel