Numbuh 1 (Nigel Uno) is a slender English leader of the Kids Next Door Sector V. In Operation Z.E.R.O. movie, Nigel didn't realize that his arch-nemesis, Father is actually Benedict Uno, his evil uncle who threatened to rule the children's world like his father, the evil Grandfather. Apperance Nigel usually wears a red turtle-neck sweater, grey shorts, white socks, and brown shoes, which acts as rocket shoes from him when he clicks his heels together. He is seldom seen without his sunglasses and most noticeably of all, he is bald. Before he lost his hair, it was proven to be brown in Operation: F.O.U.N.T.A.I.N. and Operation W.H.I.T.E.H.O.U.S.E.