Grey DeLisle-Griffin is one of the main voice actresses in Foster's Home For Imaginary Friends. She is mainly known for her voice work for Frankie Foster, however she voices many other characters in the show. Some of her characters she voices are shown below.
- Frankie Foster
- Fluffer Nutter
- Mac (Only in Cartoon Network: Punch Time Explosion )
- Mac & Terrence's Mother
- Chester n' Nester
- Barry Bling
- Teardrop friends
- Grey DeLisle-Griffin along with Keith Ferguson and Sean Marquette have provided their voice for every episode/special of the show.