Angela
From Battlestar Wiki, the free, open content Battlestar Galactica encyclopedia and episode guide
Angela is an enigmatic woman who was portayed by Judith Chapman in the Galactica 1980 episode The Return of Starbuck.
She was brought to Starbuck by Cy the Cylon centurion when Starbuck expressed loneliness for female company. Where Cy found her is not clear, but when she arrived Startbuck was amazed to find she was pregnant.
Angela spoke in strange riddles, and when Starbuck launched a shuttle with her aboard to save her and the newborn child from the Cylons, she subsequently disppeared. It is revealed that she is the mother of Doctor Zee, and it seems likely that she was a angel or Being of Light.