He has also provided Persian voices for several animation characters, including famous characters such as Donkey in Shrek, Marty in Madagascar, Madagascar: Escape 2 Africa and Madagascar 3: Europe's Most Wanted, Buck in Ice Age: Dawn of the Dinosaurs, Bolt in Bolt, Carl Fredricksen in Up, Flynn Rider in Tangled, The Once-ler in The Lorax, RJ in Over the Hedge, Francesco Bernoulli in Cars 2, Mr. Ping in Kung fu Panda, Ramon in Happy Feet 2, The Man in the Yellow Hat in Curious George, Raoul in A Monster in Paris, Kevin in Ben 10 Ultimate Alien: Cosmic Destruction, Barry in Bee Movie, Bunnymund in Rise of the Guardians, Guy in The Croods and Kristoff in Frozen.

Mehrdad Raissi has received certificates of appreciation from IRIB TV5, the 16th Festival of the Capital Cities of Iran's Provinces' TV-Radio Products and the UN - WFP.

He has also directed a 15-episode program called The Eighth Art – each episode 40 minutes long – which was created for IRIB TV5 and was about dubbing and voice acting.

In 2010, during a formal ceremony, he paid tribute to Ali Kassmaei and Arshak Ghokasian [fa], pioneers in dubbing in Iran, and named two of the studios of the Association of Tehran Young Voice Actors after them.

Mehrdad Raissi has written the Persian lyrics for a couple of renown musicals such as A Monster in Paris, Tangled, The Nightmare Before Christmas and Frozen.