You should watch:

Code of Honor

This was episode number 3 of season 1.

The following characters appeared in this episode:

(as James Louis Watkins)Hagon
(credit only)Lieutenant Worf
Captain Jean-Luc Picard
Counselor Deanna Troi
Commander Wiliam T Riker
Doctor Beverly Crusher
Lieutenant Tasha Yar
Lieutenant Geordi La Forge
Lt Commander Data
Lutan
Transporter Chief
Wesley Crusher
Yareena