Pleasure O'Riley

 is Samantha's and Darrin's new neighbor. She is a beautiful model with an extremely jealous ex-boyfriend, Thor "Thunderbolt" Swenson. She has a younger sister, Danger O'Riley, who house-sits for her when she is away on her honeymoon.

Trivia
Some sources list her last name as "O'Reilly", but this is incorrect. The mailbox and the credits list her as "O'Riley".