Babylon 5: Dust to Dust (1996)

Synopsis
Walter Koenig returns as B5's pesky nemesis, Psi Cop Bester. On this occasion, Bester and the crew are obliged to form an uncomfortable alliance. The mission: to capture and neutralize Lindstrom (George Gerdes), the dealer of a dangerous telepathic drug. Main complication: G'Kar may be on the verge of becoming addicted to the deadly "dust." Written by J. Michael Straczynski, "Dust to Dust" was first syndicated during the week of February 5, 1996. ~ Hal Erickson, All Movie Guide