Castle producer Armyan Bernstein sang the praises of show writer Terri Miller and her hubby, Castle creator Andrew Marlowe, while chatting with reporters at PaleyFest 2012 on March 9, 2012 in Beverly Hills, Calif.
"This girl here," he said, "is the unsung hero of the whole production. No Terri Miller, no Castle."
Watch the full interview for more behind-the-scenes tidbits!
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Nathan Fillion, Stana Katic, and Castle Stars Arrive at PaleyFest 2012 on March 9, 2012 (PHOTOS)
Castle's Stana Katic: Kate Beckett Is "Really Ready" To Tell Castle How She Feels (VIDEO)
Castle's Jon Huertas and Tamala Jones Kiss at PaleyFest 2012! (VIDEO)