The big-headed son and the small-headed father is a classic Chinese fairy tale that tells the story of a father and son. 1. Big Head Son: A cute little boy with a huge head just like his big head father, very interesting and eye-catching. 2. Little Head Dad: A mysterious father whose true identity and background are unknown, but he always appears in the life of his big-headed son to give him love and support. 3. Mother: The mother of Big Head's son is a gentle and kind woman who always silently supports all his actions. Grandpa: A distant relative of Big Head's son is a mysterious old man. No one knows his identity and background. Grandma: Little Head Dad's other distant relative is also a mysterious old man. Her identity and background are also unknown. These characters played an important role in the story. Their existence made the life of the big-headed son more interesting and colorful.