Taylor Sheridan reveals how he convinced Sam Elliott to join the 'Yellowstone' universe

Sam Elliott was a little bit hesitant at first to join the "Yellowstone" universe.

The world created by Taylor Sheridan has become a global entertainment phenomenon following the airing of the original neo-Western saga.

There have been prequel series and multiple spinoffs. Elliott was a star of the prequel series "1883," and Sheridan is pulling back the curtain on how it all went down.

TAYLOR SHERIDAN'S SECRETIVE 'YELLOWSTONE' PREQUEL '1944' IS STILL IN THE WORKS AT PARAMOUNT...