Megan confronts Hiro about being a vigilante and threatens to tell Chief Cruz the truth.
- Ryan Potter as Hiro Hamada
- Scott Adsit as Baymax
- Génesis Rodríguez as Honey Lemon
- Khary Payton as Wasabi
- Jamie Chung as Go Go Tomago
- Brooks Wheelan as Fred
- Isabella Gomez as Megan Cruz
- Jessica Paré as Celine Simard / Sirque
- Alan Tudyk as Alistair Krei
- Nestor Carbonell as Chief Cruz
- John DiMaggio as Roddy Blair, Police Officer 1
- Zehra Fazal as Basemax
- Roddy Blair is still working on Big Hero 6's secret lair after he began work in "Hardlight".
- Among the photos that scroll through when Baymax is identifying Sirque are Richardson Mole, Mr. Frederickson, Bluff Dunder, and a handful of SFIT students.
- Hiro and his friends learn Megan has discovered their secret identities as Big Hero 6 after she previously found out the truth in "Hiro the Villain".
- There are several references to the original film.
- There is archive footage of Alistair Krei and Abigail Callaghan testing out the portal.
- Megan's flight with Hiro and her looking into the skyscraper reflection is a direct homage to Hiro and Baymax's first flight.
- Hiro and his friends mention the first time he traveled into the portal and the loss of Baymax's original body that Tadashi built.
- Go Go's line "Someone has to help." is a reference to Tadashi's last words before he died.
- Megan decides not to reveal Big Hero 6's identities and changes her story, explaining why their identities should remain a secret.
- It's revealed that Baymax's original body is still inside the portal.