Romana (Doctor Who)
…Romana I was played by Mary Tamm from 1978 to 1979. When Tamm chose not to sign on for a second season, the part was recast. Romana II was played by Lalla Ward from 1979 to 1981. A third incarnation of Romana has been depicted in some of the spin-off novels, and a fourth (performed by Juliet Landau) has been…