Travers (Terror of the Vervoids)

Commodore "Tonker" Travers was the commanding officer of the Hyperion III in 2986. He helped the Sixth Doctor save his ship from the Black Hole of Tartarus, stop Rudge's hijacking attempt and defeat the Vervoids. (TV: Terror of the Vervoids)

He had previously encountered the Doctor and his companion Evelyn Smythe, to whom he proposed. She declined. (PROSE: Instruments of Darkness)