Justin Cornwell (Training Day) will portray Marcus, also known as Sparrow #1. He manages to keep the family together. Sparrow #2/Fei is smart and has a lot of perseverance. She will be portrayed by Britne Oldford (The Flash (2014)). Jake Epstein (Designated Survivor) will portray Alphonso/Sparrow #4, who has been an illegal fighter for years. Genesis Rodriguez (The Fugitive (2020)) will portray Sloane, also known as Sparrow #5. Sloane has big plans, but her duties to the family ensure her loyalty to the academy. Jayme/Sparrow #6 will be portrayed by Cazzie David (Eighty-Sixed). The last role to remain is that of Christopher/Sparrow #7. This character will be portrayed by the Dread-Inducing Psykronium Cube, a cube of unknown origin that is able to freeze the entirety of space.
EXISTENTIAL DREAD INDUCING PSYKRONIUM CUBE (Newcomer) will play CHRISTOPHER, a telekinetic cube that can turn the room freezing cold and induce paralyzing fear without so much of a warning. The trustworthy, loyal oracle of the Sparrows is treated as just another sibling. pic.twitter.com/EGXjmRxvkS
— NX (x-on:NXOnNetflix) January 11, 2021