You should watch:

Legacy

This was episode number 6 of season 4.

The following characters appeared in this episode:

(credit only)Ensign Wesley Crusher
Captain Jean-Luc Picard
Chief Miles O'Brien
Coalition Man #1
Counselor Deanna Troi
Commander Wiliam T Riker
Doctor Beverly Crusher
Hayne
Ishara Yar
Lieutenant Worf
Lt Commander Data
Lt Commander Geordi La Forge
Tan Tsu