From Aamir Khan’s dramatic weight gain for Dangal to Shah Rukh Khan’s transformation in Zero and Amitabh Bachchan’s prosthetic makeover in Paa, here’s a look at Bollywood actors who underwent incredible physical transformations to bring their characters to life.
M Snehanjali
July 14, 2026 / 19:01 IST
Whether it’s gaining weight, shedding kilos, building muscle or training in specialised sports, these actors have shown extraordinary commitment to their craft.
- Bollywood actors undergo major physical transformations.
- Stars gain/lose weight, build muscle for roles.
- Aamir Khan, SRK, Bachchan exemplify dedication.
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Bollywood has witnessed several actors pushing their physical limits to convincingly portray memorable characters on screen. From gaining weight and losing it within months to building muscular physiques and training like professional athletes, these stars have shown that dedication extends far beyond acting. Their transformations not only impressed audiences but also added authenticity to the stories they brought to life.
Here’s a look at some of Bollywood’s most remarkable physical transformations.
Aamir Khan raised the bar when it comes to body transformation with his movie Dangal. To
depict the character of wrestler Mahavir Singh Phogat at various points in time during his life, he had to gain about 30 kgs first to depict the elder version of the character before he embarked on a rigorous fitness regimen to get back into shape for the younger version of Mahavir. His dedication became one of the best transformations in Bollywood history.
For his role in Paa, Amitabh Bachchan took up one of the most challenging roles in his entire career by undergoing a complete physical transformation by spending several hours every day sitting through prosthetic make-up in order to look like a 12-year-old boy who has progeria. His complete body makeover, along with body language and voice modulation, helped him create an unforgettable role as Auro.
For Zero, Shah Rukh Khan underwent one of the most technically demanding transformations of his career to play Bauua Singh, a man with dwarfism. Instead of relying solely on visual effects, the film combined advanced VFX, forced perspective, body doubles and specially designed camera techniques to convincingly reduce his height while preserving his expressions and performance. The transformation showcased how cutting-edge technology and acting came together to create one of Bollywood’s most ambitious on-screen characters.
Ranbir Kapoor surprised audiences with his rugged and muscular look in Animal. He underwent extensive strength training to build significant muscle mass while also sporting a long beard and a powerful screen presence that perfectly suited his intense character.
Kartik Aaryan – Chandu Champion
One of Kartik Aaryan’s hardest transformations came when he was preparing to play Chandu Champion. He spent quite some time training in swimming, strength building and endurance exercises, and maintained a strict diet regimen.
The transformation that Randeep Hooda went through for Sarbjit has been considered the toughest in Bollywood. To accurately depict the physical struggles of Sarabjit Singh while he was in prison, the actor had to lose considerable weight in a short period of time.
To play Alauddin Khilji in Padmaavat, Ranveer Singh underwent rigorous physical training to develop a muscular frame that matched the fierce warrior’s personality. Combined with his long hair and thick beard, the transformation helped create one of the most memorable antagonists in recent Bollywood history.
Playing Field Marshal Sam Manekshaw required more than just a physical makeover. Vicky Kaushal worked on achieving a lean military physique while also perfecting his posture, expressions and body language to convincingly portray the decorated army officer.
Whether it’s gaining weight, shedding kilos, building muscle or training in specialised sports, these actors have shown extraordinary commitment to their craft. Their efforts continue to inspire audiences and set new standards for dedication in Indian cinema.
M Snehanjali is a Sub Editor and journalist with over two years of experience covering general news and entertainment in digital newsroom.
first published: Jul 14, 2026 07:00 pm
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