Desc: I, Psychopath: Directed by Ian Walker. With Sam Vaknin, Lidija Rangelovska, Robert Hare, Natasha Mitchell. Sam Vaknin, a twice-diagnosed narcissist, travels across Europe with his wife, Lidija Rangelovska and the Australian documentary film director Ian Walker in search of a diagnosis: is he also a psychopath? Numerous tests latest - PCL-R and MRI included - the answer is a definite maybe.