Melissa Fahn's credits include both voice acting and live action projects. She is best known as the voices of Edward Wong Hau Pepelu Tivrusky IV in Cowboy Bebop and Gaz in Invader Zim.

Some of her animation and anime credits include: Blood: The Last Vampire (Linda), Cowboy Bebop (Edward Wong Hau Pepelu Tivrusky IV), Cowboy Bebop: Knockin' on Heaven's Door (Edward Wong Hau Pepelu Tivrusky IV), Digimon Data Squad (Kristy Daimon), Digimon Frontier (Narrator), Digimon Tamers (Rika), Digimon Tamers: Runaway Locomon (Rika), Digimon Tamers: Battle of the Adventurers (Rika), Betty Boop's Hollywood Mystery (Betty Boop), Eureka 7 (Ray), Flint: The Time Detective (Bindi), Ghost In The Shell: Stand Alone Complex (Tachikoma), Ghost In The Shell: Stand Alone Complex: Tachikomatic Days (Tachikoma), Gormiti: The Lords of Nature Return: THello Kitty's Paradise (Kitty), Invader Zim (Gaz), Jikuu Boukenki Zentrix (Akina), Jungle De Ikou (Natsumi/Mei), Karas (Chizuru), s-CRY-ed (Cammy, Girl at Party, Chuka), Samurai Champloo, The Wild Thornberries (Katrina, Russian Teenager), Love Hina (School Girl) and Zatch Bell (Tia).

Some of her video game credits include: Nicktoons: Globs of Doom (Gaz), Shin Megami Tensei (Persona 4), Blue Dragon (Kakura), God Hand (Conchita), Zatch Bell!: Mamodo Fury & Zatch Bell!: Mamodo Battles (Tia), Wild Arms 4 (Fiore, Asia), Samurai Warriors (Okuni) and Castlevania: Lament of Innocence (Sara Trantoul).

Some of her live action credits include: Passions (Young Esmerelda), Head of the Class (Stephanie), Beverly Hills 90210, A Night at the Roxbury, The Last Day, Say Anything, Cast a Deadly Spell, Salsa and Zombie Prom.