Katie Leigh is a popular and talented voiceover veteran and coach. She is beloved around the world for her voice renditions of Fizzy, Baby Sundance, Heart Throb, Lickety-Split, Ribbon, Baby Shady, Baby Gusty, Baby Tiddley-Winks, and Water Lily in the original My Little Pony TV series. Katie continued her work within the My Little Pony family in the original My Little Pony Movie as the characters Fizzy and Baby Sundance.

For twenty-nine years, Katie has voiced Connie Kendall in Adventures in Odyssey, the world's longest running international radio drama.

Other roles she's played include Baby Rowlf in the Emmy Award-Winning Jim Henson's Muppet Babies cartoon series, Honker Muddlefoot in Darkwing Duck, Sheila the Thief in Dungeons and Dragons, Richie in Richie Rich, Sunni Gummi of Disney's Adventures of the Gummi Bears, Alex in Totally Spies and young Han Solo for Lego Star Wars: Padawan Menace, and many others.