For millions of viewers, Peter Falk is Columbo, the eccentric, perspicacious upholder of the law in his wrinkled trench coat, who confounds the powerful in their luxurious villas. And yet Peter Falk is not only the most popular cop in the world. Despite having been twice nominated for an Oscar, his unusual career still remains an enigma. Who really is Peter Falk? Who is the man behind the character?