The masks that the Reston family wore during their bank robberies had the markings of the ten, Jack, Queen, King and Ace of spades. This is in reference to The Royal Flush Gang, a criminal group from the DC comics that have come into conflict with numerous DC superheroes.
Comic Book Location References:
When one of the Starling Police officers was updating the intelligence about the masked robbers to Detective Lance, he mentioned how they have moved from Keystone City. This the home of two heroes known as The Flash, Jay Garrick, the original, and Wally West, the third to be The Flash.
When Tommy was trying to entice Laurel into dating him, he mentioned a helicopter ride to Coast City, which is the primary residence of the Green Lantern, Hal Jordan.
When one of the Starling Police officers was updating the intelligence about the masked robbers to Detective Lance, he mentioned how they have moved from Keystone City. This the home of two heroes known as The Flash, Jay Garrick, the original, and Wally West, the third to be The Flash.
When Tommy was trying to entice Laurel into dating him, he mentioned a helicopter ride to Coast City, which is the primary residence of the Green Lantern, Hal Jordan.
Laurel mentions Stagg Industries is withdrawing its support for the CNRI. Stagg Industries is Simon Stagg's company; he appears in The Flash (2014).
Episode guest-star Warren Christie (Carter Bowen) has played a superhero before himself, on Alphas as Cameron Hicks. His co-star from that show, Laura Mennell, later guest-starred in an episode of DCs Legends of Tomorrow as Gail Knox and in 2020, he was cast as Bruce Wayne/Batman in Batwoman (2019-).
The actor who portrays 'Carter Brown' in this episode has been cast as 'Bruce Wayne/Batman' on Batwoman (2019-) about 8 years after this episode.