Sladen waxay guursatay jilaaga Brian Miller 8-dii Juun 1968 magaalada Liverpool. Gabartooda, Sadie Miller, waxay Sladen kula soo muuqatay 1993-dii filimkii dokumenteriga ahaa, Soddon sano oo TARDIS ah, iyadoo xiran nuqul ka mid ah dharka Andy Pandy ee uu Sladen ku xiran yahay Gacanta Cabsida. Su'aal: Goorma ayay Sladen iyo Miller is guursadeen?
8 Juun 1968