India, July 22 -- Shah Rukh Khan's Om Shanti Om remains a favourite among many of his fans. But did you know how tough it was to shoot the climax sequence of the film, which had Shah Rukh's Om trying to save Deepika Padukone's Shantipriya from being engulfed by fire on set? Action director Sham Kaushal recalled the shoot of those scenes and said he was very stressed for the safety of the entire cast and crew. (Also read: Prithviraj Sukumaran reacts to Ibrahim Ali Khan facing flak: 'If Shah Rukh Khan, Mammootty, Mohanlal can be criticised.')

During an interview with Hindi Rush, Sham was asked about this particular action sequence in the film. He said in Punjabi, "No VFX was used around that time, so we had to light the fire on that set. I...