
Rachael Ann MacFarlane (born March 21, 1976) is an American voice actress best known for her appearances in the FOX animated series Family Guy and American Dad!, both created and executive-produced by her older brother Seth MacFarlane.
Aside from voice acting, MacFarlane has also been involved in other aspects of animation, such as being a production manager for The Grim Adventures of Billy & Mandy and Welcome to Eltingville. She also wrote an episode of The Grim Adventures of Billy & Mandy, titled "Educating Grim".
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Ted 2
2015 · as Meighan Assistant

Stewie Griffin: The Untold Story
2005 · as Katie Couric / Baby-Expecting Woman / Britney Spears (voice)

Superman/Batman: Public Enemies
2009 · as Nightshade / Lady Shiva (voice)

I Know That Voice
2014 · as Self

Codename: Kids Next Door: Operation Z.E.R.O.
2006 · as Rachael T. 'Numbuh 362' McKenzie (voice)

Billy & Mandy's Big Boogey Adventure
2007 · as 2 Headed Parrot (voice)

LEGO® Atlantis: The Movie
2010 · as Professor Samantha Rhodes

Elf: Buddy's Musical Christmas
2014 · as Emily Hobbs (voice)

American Dad: The New CIA
2005 · as Hayley Smith (voice)

Sofia the First: The Mystic Isles
2017 · as Azurine (voice)

LEGO DC Super Hero Girls: Brain Drain
2017 · as Artemiz (voice)

Codename: Kids Next Door: Operation I.N.T.E.R.V.I.E.W.S.
2008 · as Numbuh 362 (Voice)

The Grim Adventures of the Kids Next Door
2007 · as Numbuh 362 (voice)

Billy & Mandy: Wrath of the Spider Queen
2007 · as Mindy / Velma's Mom / Eris (voice)

Underfist: Halloween Bash
2008 · as Mindy (voice)

What's New, Scooby-Doo? Vol. 5: Sports Spooktacular
2005

Scooby-Doo! and the Safari Creatures
2012