The Illness and the Odyssey examines the scientific process, focusing on a group of internationally acclaimed scientists battling each other to find the cause of a mysterious neurological illness found on Guam—Lytico-Bodig. If the answer is found, it may lead to finding the cause and cure of Alzheimer’s, Parkinson’s, ALS, and other devastating diseases. The film features renowned author and neurologist Dr. Oliver Sacks.