They were not.
Plain and simple, no.
Wayne and Mitchum were friends and worked together in at least one film.
Yes. Chris Mitchum was in Big Jake, and Rio Lobo.
John Mitchum's birth name is John Newman Mitchum.
In this film, John Wayne played the character of Jacob McCandles. That character's three sons were played by Patrick Wayne (the Duke's real son), Christopher Mitchum (son of star Robert), and pop star Bobby Vinton(!?!).
Robert Emmet & Margaret Brown of Lancaster County, Nebraska
Wayne and Mitchum were friends and worked together in at least one film.
Yes. Chris Mitchum was in Big Jake, and Rio Lobo.
John Mitchum's birth name is John Newman Mitchum.
El Dorado, 1967, John Wayne and Robert Mitchum.
In this film, John Wayne played the character of Jacob McCandles. That character's three sons were played by Patrick Wayne (the Duke's real son), Christopher Mitchum (son of star Robert), and pop star Bobby Vinton(!?!).
Robert Emmet & Margaret Brown of Lancaster County, Nebraska
yes he did.
Two of John Wayne's sons, Patrick, and Ethan, appeared in Big Jake as his son James and grandson "Little Jake". The roles of his other son were played by singer Bobby Vinton and Christopher Mitchum (son of actor Robert Mitchum).
John Mitchum is 5' 11".
John Mitchum went by Big John.
No. John Wayne had only 1 brother, Robert.
John Mitchum was born on September 6, 1919, in Bridgeport, Connecticut, USA.