Commander William Adama is a fictional character from the reimagined television series Battlestar Galactica. He serves as the commanding officer of the Battlestar Galactica, a military spaceship tasked with protecting the last remnants of humanity from the robotic race known as the Cylons. Adama is portrayed as a strong leader, often faced with difficult decisions in the midst of crisis. Adama is characterized by his deep sense of duty and loyalty to his crew and the surviving human population. He is played by actor Edward James Olmos, who brings depth to the role, showcasing Adama's struggles with leadership, morality, and the weight of responsibility in a desperate situation.