Happy #Birthday to #actor #WilliamBDavis (@William_B_Davis) (1938), #Stargate #SG1 #Ori #Prior #Damaris!!! https://t.co/rmMcfeosie https://t.co/zD9hZCaYTW https://t.co/8LhksqMjE1 #StargateSG1 #SG #gueststar
