Product Placement Blog ➞ Harold & Kumar Go to White Castle (2004) MovieToshiba Notebook Used by John Cho in Harold & Kumar Go to White Castle (2004)March 9, 2018 Sergey Movie Hi! On Friday, March 9, I analyzed a Movie and product placement was spotted: Toshiba Notebook Used by John Cho in Harold & Kumar Go to White Castle (2004).Here are 5 image(s) below: