You should watch:

The Neutral Zone

This was episode number 25 of season 1.

The following characters appeared in this episode:

(credit only)Wesley Crusher

(uncredited)Thomas Raymond

(credit only) Lieutenant Tasha Yar

(voice) (uncredited) Enterprise Computer

Captain Jean-Luc Picard

Clare Raymond

Counselor Deanna Troi

Commander Tebok

Commander Wiliam T Riker

Doctor Beverly Crusher

L Q 'Sonny' Clemmons

Lieutenant Geordi La Forge

Lieutenant Worf

Lt Commander Data

Ralph Oppenhouse

Subcommander Thei