Deadpool & Wolverine sequel casts Matthew Macfadyen as Mr. Paradox and Emma Corrin as Cassandra Nova, an X-Men villain.

Deadpool & Wolverine introduces British villains Matthew Macfadyen as Mr. Paradox and Emma Corrin as Cassandra Nova. In the Marvel sequel, Cassandra, the evil twin of X-Men founder Charles Xavier, can probe individuals' deepest thoughts by physically sinking her prosthetic fingers into their bodies. Corrin describes the role as "delicious" and notes that wearing prosthetic fingers for the scenes was a challenge.