Thrax appears in Star Trek: Deep Space Nine season 5, episode 8, "Things Past", in which a freak runabout accident created a telepathic link between Odo, Captain Benjamin Sisko (Avery Brooks), Lt.
Ensign Sylvia Tilly (Mary Wiseman) became a Lieutenant and had two stints ... became Captain and Colonel, respectively, on Star Trek: Deep Space Nine. Still, Star Trek: Discovery tops the Star ...