Robert and Thomas Wintour is written about the Gunpowder Plot is derived from Thomas's confession, signed on 23 November 1605; details of the so-called Spanish Treason were added three days later. One of only two confessions printed in the "King's Book" (a highly partial contemporary account of the affair), Thomas Wintour's was the only account the government had of a plotter who had been involved from the beginning; Guy Fawkes, weakened by days of torture, may have been at the heart of the group, but he was not at its first meetings. However, Antonia Fraser views the document with suspicion, not least because Thomas's
Robert and Thomas Wintour attempted to dry their soaked gunpowder in front of the fire, only for a stray spark to ignite it. While Littleton chose to leave, begging his companion to follow his example, Thomas continued on to Holbeche, where he found the remaining plotters alive, but injured. While several including Robert and his half-brother John chose to vanish into the night, Catesby, Percy, the Wright brothers, Grant, Rookwood and Thomas remained. Thomas asked them what they intended to do – "We mean here to die". Thomas replied "I will take such part as you do". Richard Walsh, Sheriff of Worcester, arrived with