You should watch:

Birthright: Part 2

This was episode number 17 of season 6.

The following characters appeared in this episode:

(credit only) Counselor Deanna Troi

Ba'el

Captain Jean-Luc Picard

Commander Wiliam T Riker

Doctor Beverly Crusher

Gi'ral

Jaglom Shrek

Lieutenant Worf

L'Kor

Lt Commander Data

Lt Commander Geordi La Forge

Toq

Tokath