Summary: This week, we fall headlong into the debut of the Third Doctor, in "Spearhead From Space". We discuss all the backstory components that contributed to such a monumental shift in the franchise, the "Series 6B" theory that went from fan-fiction, to 'fanon', to canon, the ideal selection of Pertwee at this pivotal moment, and our complete adoration for Liz Shaw.<br> <br> Bonus Segment: Another lovely sit-down with "Old Sixie" himself, COlin Baker, from the hustle and bustle of L.I. Who 4!
