Actor
Kai Alexander
5 credited titles on WatchWise
Kai Alexander is an actor, known for his role as Sgt. William Quinn in the miniseries Masters of the Air (2024) from Steven Spielberg, Tom Hanks and Gary Goetzman. He began his career with roles in award winning comedy series Catastrophe (2015) and the Harlan Coben thriller The Stranger (2020). He later went on to portray Richard Branson in Danny Boyle's Pistol (2022). In 2025 Alexander played Lyle Jennings in the Scott Frank helmed series Dept. Q (2025). He will next be seen in Anxious People (2026) alongside Angelina Jolie and Jason Segel, directed by Marc Forster.
Commercial performance
Not enough verified figures yet — only 0 of 5 catalogued titles have publicly reported budget and worldwide gross. Many films (television, independent and regional cinema) never publish these numbers; where they exist, WatchWise fills them in automatically from TMDB and Wikipedia.
Acted in (5)
Titles are ones WatchWise has catalogued so far — not necessarily a complete filmography.