Hilary eddigi filmjei:
The Perfect Man (2005) (completed) .... Holly Hamilton
In Search of Santa (2004) (V) (voice) .... Princess Crystal
Raise Your Voice (2004) .... Terri Fletcher
A Cinderella Story (2004) .... Sam
Cheaper by the Dozen (2003) .... Lorraine Baker
The Lizzie McGuire Movie (2003) .... Lizzie McGuire/Isabella
Agent Cody Banks (2003) .... Natalie Connors
Cadet Kelly (2002) (TV) .... Kelly Collins
Human Nature (2001) .... Young Lila Jute
"Lizzie McGuire" (2001) TV Series .... Lizzie McGuire
Casper Meets Wendy (1998) (V) .... Wendy

Hilary jövőbeli filmjei:
Outward Blonde (2006) (in production) .... Marie
Material Girls (2006) (pre-production)