Harold is a white Helicopter who patrols the skies of Island of Sodor, searching for emergencies. from Thomas and Friends
He is part of the Search and Rescue Team and is operated by two pilots.
In a railway family, Harold can hardly avoid having a high profile. He brings a welcome spot of dash to the quiet landscape of Sodor whenever he appears and even if the noise he makes is occasionally wearing, he is good-hearted and the engines are always pleased to see him.
Did you know? According to the Playing Around with Thomas & Friends shorts, Harold's favourite colour is orange.