Suggestions by @adrianpintado

Woody Strode

as Hercule Fontaine in Red Dead Redemption (1960's)

Aldo Giuffrè

as Vicente de Santa in Red Dead Redemption (1960's)

Aldo Giuffrè

as Vicente de Santa in Red Dead Redemption (1970's)

Jason Robards

as Leopold Strauss in Red Dead Redemption (1970's)

Aldo Giuffrè

as Captain Gaine in The Saint Patrick's Battalion (1974)

Aldo Giuffrè

as Col. Benton Lacy in The Saint Patrick's Battalion (1974)

Aldo Giuffrè

as Sergeant Thomas in Quigley Down Under (1970)

Woody Strode

as Kunkurra in Quigley Down Under (1970)

Axel Darna

as Paddy Noonan in The Saint Patrick's Battalion (1974)

Axel Darna

as O'Flynn in Quigley Down Under (1970)

Mario Brega

as Brophy in Quigley Down Under (1970)

David Warbeck

as Hobb in Quigley Down Under (1970)

Antoine Saint-John

as Coogan in Quigley Down Under (1970)

Burt Lancaster

as Major Ashley-Pitt in Quigley Down Under (1970)

Jack Elam

as Dobkin in Quigley Down Under (1970)

Jason Robards

as Mr. Grimmelman in Quigley Down Under (1970)

Richard Harris

as Elliott Marston in Quigley Down Under (1970)

Claudia Cardinale

as Crazy Cora in Quigley Down Under (1970)

James Coburn

as Matthew Quigley in Quigley Down Under (1970)

Ennio Morricone

as Composer in Quigley Down Under (1970)