Watch Free Online on Hurawatch. An early high-school short by Josh Safdie and David Gelb, Lethargy follows a drifting New York teenager—shot in black-and-white with color dream bursts—whose path crosses a park-bench “animal therapist” (a cameo by Robert Downey Jr.) and other fleeting figures, including Edward Burns, in a wry, post-modern sketch of youthful inertia.