Interview: Scott Adkins Talks John Wick: Chapter 4

John Wick 4' Producer Explained Why They Didn't Film Fifth Movie Back-to-Back

John Wick: Chapter 4' Credits Scene and Ending, Explained

John Wick: Chapter 4 - Plugged In

IGN - John Wick 4 has cast Donnie Yen alongside Keanu Reeves. Yen will play an old friend and fellow assassin to John Wick in the fourth installment of the series.

Keanu Reeves returns in new John Wick: Chapter 4 trailer

reddick: 'John Wick: Chapter 4' cast remembers Lance Reddick at LA premiere. Details here - The Economic Times

Director Chad Stahelski, Keanu Reeves Had Been Waiting 12 Years To Cast Hiroyuki Sanada in John Wick 4: I created the role for you - FandomWire

Lance Reddick Calls 'John Wick' Cast 'Family' Before Death – Hollywood Life

John Wick: Chapter 4 Director Breaks Down the Series' New Characters

John Wick Chapter 4: Bill Skarsgård In Talks To Join Cast