Who is Ellen, Jimmy Daugherty, Laurie Elwell, Wayne Thunder, from The Deep End of the Ocean and what is their importance?

Ellen is Beth's best friend from high school. They meet at the hotel, where they plan to attend their class reunion when Ben disappears.

Laurie Elwell has been Beth's best frend since college. She is described as extremely organized, and she takes over the paperwork in the search for Ben. Laurie convinces Beth to attend the Compassionate Circle meetings.

Wayne Thunder is a Native American gay man, who is Beth's close friend.

Trisha Palladino is Nick's wife. The couple is introduced by Beth when they are young.