With 63 years of timey-wimey adventures under its belt,Doctor Who has had a slew of characters that many a Whovian would cite as some of the most underappreciated in the Whoniverse. There’s Belinda Chandra, Danny Pink, and even Classic Who characters like Katarina and Sara Kingdom.
Polygon.com
19 Years Later, Doctor Who Officially Has a Chance to Fix Its Worst Mistake
Shown as published in the source's RSS feed. IndiaAIFounders doesn't link out to third-party sites — this is the complete detail available from the feed itself.