I knew it had Shepherd in the title but couldn’t quite remember. I think you are right about Harry Carey too. I liked it but the Searchers is my favorite Wayne movie.
The Little Shepherd of Kingdom Come is a wonderful historical novel by John Fox - very much an early childhood favorite - and a fair movie, starring Chill Wills and George Kennedy.
I have a low tolerance when it comes to John Wayne flicks, but:
Stage Coach
Sands of Iwo Jima
The Shootist