The "KC" baseball cap at around the 14-minute mark is a "Kansas City Monarchs" hat.
Executive producer Frank Matt Fraction revealed that the Endoswarmers were created, as a fun way "to remind audiences that not all Titans are 400-feet tall,".
The introduction to Cate Randa's past with the school bus full of children was directly linked to 2014 Godzilla's first appearance in 2014's film.
Monarch, the company, was first mentioned in 2014's Godzilla. This TV Series is in direct relation to the 2014's film.