Garth Marenghi's Darkplace (2004)

S1E6 The Creeping Moss from the Shores of Shuggoth

Title: The Encroaching Green from the Waters of Shuggoth Plot: Dr. Sanchez finds himself enamored with a patient afflicted by a bizarre cosmic broccoli infection. As the situation escalates and the threat of contamination looms, Dr. Rick Dagless M.D. must step in to take action. Despite Sanchez’s infatuation, his judgment is clouded, leaving him oblivious to the dangers at hand. Can Dagless rescue his friend and the planet from impending doom? (Spoiler: he can.)