Demore Barnes talks about pulling back the curtain to Garland's Oz. Then, writers Cheryl L. Davis and Micharne Cloughley discuss how they crafted Garland's inner world for this week's episode - “Garland's Baptism by Fire” (Season 21, Episode 18). And longtime casting directors Jonathan Strauss and Philip Huffman explain how they find the right talent on a tight schedule.

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