There are a pair of doughnuts on the map "High Tension" and if you spot them your character will say delicious doughnuts spotted and other things.
In "Episode 7: Glass Houses" you can spot some criminals playing Dead Space, another property owned by EA.
In episode 7 "glass house" there is secret room in the house in the gym wait for the power to come back by playing a cut scene on the wall to the right hit the interact button and vollia make sure not to leave the building as your unable to come back in.
The manufacturer logo on most (if not all) of the cars in the game is a circle with the letters tfk (the letter f having two lines instead of one), this logo is a reference to Need For Speed: Carbon (another franchise owned by EA) as it is the same logo as the one of the games crews 'The Fortuna Kings'
Kelly Hu, Nicholas Gonzalez and Eugene Byrd have all appeared in The CW's Arrowverse.