![Lamont on Twitter: "Watching Columbo "Murder by the book". Every episode is great but I love the Jack Cassidy episodes. Pete and he Jack played off each other so well. https://t.co/pSFWHdGNHF" / Lamont on Twitter: "Watching Columbo "Murder by the book". Every episode is great but I love the Jack Cassidy episodes. Pete and he Jack played off each other so well. https://t.co/pSFWHdGNHF" /](https://pbs.twimg.com/media/FS0pyklXsAAOh4i.jpg)
Lamont on Twitter: "Watching Columbo "Murder by the book". Every episode is great but I love the Jack Cassidy episodes. Pete and he Jack played off each other so well. https://t.co/pSFWHdGNHF" /
![Six full episodes of Columbo are streaming on the official Columbo YouTube page, and not a moment too soon. Six full episodes of Columbo are streaming on the official Columbo YouTube page, and not a moment too soon.](https://compote.slate.com/images/6a7d6056-84ac-4bc9-b323-623e04e463bf.jpeg?width=1200&rect=1560x1040&offset=0x0)
Six full episodes of Columbo are streaming on the official Columbo YouTube page, and not a moment too soon.
Columbo - Best of Jack Cassidy - Columbo | Facebook | By Columbo | One of the greatest actors to face off against Peter Falk, Jack Cassidy made his mark in three
![Lieutenant Columbo on Twitter: "The incorrigible, incomparable Jack Cassidy would've been 89 today. To many, he's the ultimate #Columbo baddie. https://t.co/4aTsKywlW5" / Twitter Lieutenant Columbo on Twitter: "The incorrigible, incomparable Jack Cassidy would've been 89 today. To many, he's the ultimate #Columbo baddie. https://t.co/4aTsKywlW5" / Twitter](https://pbs.twimg.com/media/Cc0KHZDUAAAXUyv.jpg)