Cassandra Harrison (voiced by Brooke Shields (https://animated-character-database.fandom.com/wiki/Brooke_Shields)) is a one-time character in the Gary the Rat (https://animated-character-database.fandom.com/wiki/Gary_the_Rat) episode "Future Ex-Wife".

She is the attractive wife of Gary's boss Jack Harrison who decides to leave her husband and asks Gary to represent her in court. Gary refuses as it would be a conflict of interest. Harrison represents himself, and manages to convince her to stay with him, much to Gary's disappointment.