TMDb/Doctor Who TV Doctor Who and Star Trek crossover? Russell T Davies once considered it. Discover the surprising connection between these sci-fi icons. April 27, 2026 AceShowbiz - Doctor Who and Star Trek are two iconic sci-fi franchises known for their adventurous storytelling and emphasis on diplomacy. While each series has its unique style and lore, their passionate fanbases have long speculated about the possibility of a crossover, a notion that even the revival era's first Doctor Who showrunner once entertained.