PLAYED BY: Noley Thornton
SPECIES: Human Female

Daughter of Ensign Daniel Sutter. Clara lived with her father onboard the U.S.S. Enterprise NCC-1701-D in 2368. She was the victim of the being known as Isabella who manifested herself as an imaginary friend.
 

PLAYED BY: Shay Astar
SPECIES: Unknown

Name given by Clara Sutter to her imaginary friend in 2368. Sutter, a child aboard the U.S.S. Enterprise-D, was thought to be creating mischief and blaming it on her "imaginary friend" Isabella. It turned out that an unusual, non-corporeal entity from the FGC-47 Nebula had entered the ship and had assumed the identity of Sutter's heretofore non-existent playmate.

PLAYED BY: Jeff Allin
SPECIES: Human Male

Starfleet officer who served on a number of ships before joining the U.S.S. Enterprise-D's Engineering department in 2368. Daniel had one daughter, Clara Sutter, a youngster whose active imagination attracted a noncorporeal lifeform named Isabella, who became Clara's jealous protector.

PLAYED BY: Brian Bonsall
SPECIES: Klingon Male

Son of the Enterprise's chief of Security, Lieutenant Commander Worf. Alexander tried to make friends with Clara Sutter in 2368, but was annoyed when she claimed her imaginary friend Isabella had spoilt his project.

PLAYED BY: Sheila Franklin
SPECIES: Human Female

A crewmember assigned to helm and navigation operations on the U.S.S. Enterprise-D during 2368.