You should watch:

The Battle

This was episode number 8 of season 1.

The following characters appeared in this episode:

(as Doug Warhit)Kazago
(uncredited)Starfleet Officer
Captain Jean-Luc Picard
Counselor Deanna Troi
Commander Wiliam T Riker
DaiMon Bok
Doctor Beverly Crusher
Lieutenant Tasha Yar
Lieutenant Geordi La Forge
Lieutenant Worf
Lt Commander Data
Rata
Wesley Crusher