You may be looking for the TV story. The Seeds of Doom was a novel written by Sarah Jane Smith as part of her Doctor series. It was published in 2000 by Virgin Publishing. It was based on Sarah's adventure with the Fourth Doctor involving Krynoids and Harrison Chase. (PROSE: Moving On) Retrieved from "https://tardis.fandom.com/wiki/The_Seeds_of_Doom?oldid=2674753" Categories: Sarah Jane Smith's books + cat Cancel Save Community content is available under CC-BY-SA unless otherwise noted.