Her husband returned to the UK and became a producer on the fledgling current affairs series "Panorama" in 1956. As part of "Panorama"s team, her husband travelled to Hungary to cover what would become known as the Hungarian Uprising. Taking "Panorama's" camera into the country, he filmed the jubilant Hungarian reaction to the rebellion. He and Catherine had to persuade the BBC to give the story prominence. Just hours after Wheeler returned to Britain, Russia re-entered Hungary and crushed the revolt.