Spare a thought for all of the extras on The Walking Dead - or more importantly, the make-up crew who have to transform them into zombies.

If the below video is anything to go by, the process is a fairly painstaking one - but as proved in Taylor Swift's hugely successful video for 'Look What You Made Me Do', it's worth it.

A new time-lapse video showing the star's transformation from all-American pop idol to one of the undead has been unveiled, and it involves some pretty detailed make-up techniques and various prostheses.

Also.... is that pistachio nuts?

Watch it below: