Questions tagged [crossovers]

Franchise movies have crossed over for over a hundred years, however despite the long and serialised nature of TV, they're still relatively uncommon besides spin-offs. Crossover episodes between shows indicate both shows take place in the same…

After watching episodes of TV where characters from Chicago Fire, Chicago PD and Law & Order: SVU all interact with each other in a single episode I was curious if there had ever been a bigger crossover. After scanning Wikipedia's list of fictional…