wordpress Dooplay users need your help

Hello i need to bulk edit some fields such as video embed and links section from that template if you dont know that template i would love to hear your wordpress coding skillz,

to be clear: i have 5k movies added in my website but i need to add same affilate links to all movies by bulk action.. instead of doing them 1 by 1 there should be easy way i do expect your suggestions

thanks for reading