Caldwell (as Donald O'Brian)
Wallace Bennett (as Donal O'Brien)
Sergeant Schwartz (as Donal O'Brien)
Donald O'Brian | Donal O'Brian | Daniel O'Brien | Donal O'Brien
Did You Know?
Son of a former Irish member of the U.S. cavalry. He was born in France, where his father had retired. Made most of his career in Italy, mostly as a character actor in spaghetti westerns and B-actioners of various sorts.
Was in 1980 the victim of an accident which left him half paralyzed. He partially regained his mobility and continued acting nonetheless, although his parts were now limited.