You should watch:

Conundrum

This was episode number 14 of season 5.

The following characters appeared in this episode:

(voice) Enterprise Computer

Captain Jean-Luc Picard

Commander MacDuff

Counselor Deanna Troi

Commander Wiliam T Riker

Crewman

Doctor Beverly Crusher

Ensign Ro Laren

Kristin

Lieutenant Worf

Lt Commander Data

Lt Commander Geordi La Forge