“The Old Man” is an action-thriller series that will keep you on the edge of your seat. This article provides a complete guide to the show’s episodes, plot, and cast. It includes a list of the top five episodes you shouldn’t miss, tips on how to appreciate the show, and a look at the main cast members and their post-“The Old Man” projects. By the end of this article, you’ll be convinced that “The Old Man” is a must-watch series that’s not to be missed.