Sarah Lasky

Professor Sarah Lasky was a thremmatologist who, along with Bruchner and Doland, developed a new species of plant called the Vervoids.

Biography
Lasky met the Sixth Doctor and Melanie Bush aboard the Hyperion III in 2986. After her Vervoids began to hatch onboard, she tried to stop them from killing everyone on the ship but was killed herself by a poison dart. (TV: Terror of the Vervoids)

Appearance
By the time of her death, Lasky was in her forties. She was blonde and had a trim figure. (PROSE: Terror of the Vervoids)