The show was on one occasion infiltrated by a female journalist who went on to write an expose.
The series only featured heterosexual men and women during its original run with Cilla Black as host. In 2017, when it returned with Paul O'Grady as host, it caught up with political correctness and started to feature gay couples as well.
Actress Amanda Holden and TV presenters Jenni Falconer and Mark Speight were all contestants on Blind Date (1985) before they were famous.