History Channel - Caligula 1400 Days of Terror (2013)

Caligula: 1400 Days of Terror
Murderer, pervert, loving father, devoted son… He ruled the Roman Empire fewer than four years. His life was over at the age of 28, and yet the name of Caligula is notorious throughout the world His reign was a legendary frenzy of lunacy, murder and lust. While Rome cowered in terror, Caligula killed for the sheer fun of it. Between executions, he staged spectacular orgies…made love to his own sister… and declared himself a living god This is the story few know behind one of the most infamous figures of the Ancient World Caligula This two-hour special examines controversial new theories about the man who ruled the world's mightiest empire with sadistic brutality.

Caligula (Wikipedia)