Updated: July 10, 2023

Oversize Unit Storyboard of Detailed Stairwell Explosion from The Towering Inferno ( Irwin Allen Productions, 1974 ). Vintage original oversize production blueline unit storyboard featuring a more detailed sequence of the stairwell above the 87th floor aflame from this classic Irwin Allen cliffhanger. The unit storyboard highlights camera angles, color-coded to match the detail inserts, sequences, shots, and stunt doubles, with areas in watercolor, gouache, hand-drawn elements in colored ink marker and handwritten captions in black ink, with trimmed portions of the script detailing the scene affixed at the lower edge. Measures 26.75" x 21" and affixed to 4-ply artist illustration board measuring 40" x 30". Actual artwork reproduced on pages 438-450 of "The Fantasy Worlds of Irwin Allen" by Jeff Bond, Creature Features 2019.

Value: $500.