Boris Anderson is the father of Caillou and Rosie and the husband of Doris Anderson. He wears a deep green jumper, long blue pants and wears red shoes, just like Caillou. He's more responsible of grounding Caillou whenever he causes trouble. But sometimes, he can be violent and give Caillou or Robin (aka Evil Rosie) some dangerous and severe punishments.
Wife: Doris Anderson
Children: Caillou (naughty), Rosie (nice), Robin (naughty), Classic Caillou (naughty)