UPN - Voyager - (STV614)

"Memorial" - Post-traumatic stress disorder is pervasive after Chakotay and his shuttle crew begin hallucinating --- convinced they participated in a massacre on an alien world.

Starring Kate Mulgrew as Captain Janeway, Robert Beltran as Chakotay, Roxann Dawson as B'Elanna Torres, Robert Duncan McNeill as Tom Paris, Ethan Phillips as Neelix, Robert Picardo as The Doctor, Tim Russ as Tuvok, Jeri Ryan as Seven of Nine, Garrett Wang as Harry Kim.

Guest Starring L.L. Ginter as Saavedra, Scarlett Pomers as Naomi.

The story was by Brannon Braga & Robin Bernheim.

TV Guide online synopsis: Post-traumatic stress disorder is pervasive after Chakotay and his shuttle crew begin hallucinating --- convinced they participated in a massacre on an alien world.