Thoran was close friends with the Tok'ra Kanan, who blended for a brief time with Colonel Jack O'Neill in order to save him from an Ancient contagion. (SG1: "Frozen") When Kanan escaped the Tok'ra base to free Shallan, he returned to Earth to inform Stargate Command of the situation. He was not allowed to leave until he handed over Kanan's mission reports. (SG1: "Abyss")