User blog comment:Nobody700/Arrow Reviews: Episode 16; Malcolm Merlyn Must be Murdered by Marauders/@comment-24695878-20160910224853/@comment-27700324-20160911234802

Yes, it would be good to start there, however they do reference a lot of the old Doctor Who in S1. I started at Season 5 and i have a pretty good grasp of the canon. It's your choice in the end though.