Who were the 12 disciples of Jesus and what role did each of them play in his ministry?

The 12 disciples of Jesus were Peter, Andrew, James, John, Philip, Bartholomew, Thomas, Matthew, James the son of Alphaeus, Thaddaeus, Simon the Zealot, and Judas Iscariot. Each disciple played a unique role in Jesus' ministry, such as preaching, spreading the teachings of Jesus, performing miracles, and supporting Jesus in his mission.