Caillou is a 4-year-old boy, the main character, and the main protagonist of the TV series and the books, all of the same name.
Personality
Caillou is shown to be caring, adventurous, and helpful. imaginative kid, but can tend to be upset when things ruin his fun. Overall, he constantly asks a lot of questions about the world around him and is always ready for another adventure.
Biography
Caillou is an adventurous young boy. His interests are cars and dinosaurs. Interestingly, Caillou was 2 ½ years old when his little sister Rosie was born in Big Brother Caillou, and a 3-year-old for the first 17 episodes of Season 1, but after the episode "Caillou's Birthday" he turns 4 years old and remains this way for the rest of the series. His age is also 4 in the books
He lives in a 2 story blue house on 17 Pine St. where he lives with his dad, mom, and little sister, Rosie. His grandparents live nearby in a 2 story red house. Later installments show him attending preschool.
In the earliest episodes, he is normally seen wearing a red sweater with green pants held up by yellow suspenders. In "Big Brother Caillou" he wears a yellow shirt and red overalls. Beginning with "Caillou All Alone", he wears a grayish beige shirt with a red collar, blue long shorts, yellow high socks, and blue and red shoes without laces. In Season 2 and the remainder of the series he wears a yellow shirt with a red collar, in Season 3 onward, he has yellow buttons on the red collar of his shirt now, but the rest of his clothing remains unchanged. It is possible that he also wears diapers in the former two outfits mentioned as evidenced by a thick round shape under his pants in some shots. Sometimes he has a baseball cap.
Caillou appears in all 229 Caillou episodes with no exception and has been voiced by Bryn McAuley (1997-1998), Jaclyn Linetsky (2000-2003), and after Jaclyn's death, Annie Bovaird (2003-2010). He appears in all the Caillou books.