Casualty, stylized as CASUAL+Y, is a British medical drama series that airs weekly on BBC One. It is the longest-running emergency medical drama television series in the world and the most enduring medical drama shown on prime time television in the world.
Their first lesbian, Karen O’Malley, showed up in series (season) two and died in the same series. Considering that was 1987, it’s pretty impressive.
The spin-off show, Holby City, is just as gay.