Chromecast to my Lg Nano cell

Single mom here cannot figure out how to view live feed from 2 eufy cameras 1 indoor & 1 outdoor on my Lg Nano cell smart Tv… Please help anyone!!!
I have android phone, Apple ipad, & a samsung tablet fire something.

Thank u. Kindve have to live in a rough neighborhood right now so it’s REALLY important to me to protect my kiddos…