10 Rules 'Married at First Sight' Contestants Must Follow

You’re required to fill out a lengthy questionnaire

One former contestant, Melissa Sherwood, revealed in an interview that the questionnaire, which can take hours, has over 500 questions.

“It was a 500 question questionnaire that goes through your likes, your dislikes, all the intricate pieces of information about you. Your religious views, your political views, what you find attractive, your sexual history, whether you are sexually active,” she revealed.