What is Scientology’s stand on smoking marijuana? We’ve heard they are very much against drugs – including aspirin, plus they had their own drug rehabs called Narcanon which has received considerable criticism for using untested treatments. Scientology is against any drug that alters the mind. John Travolta’s autistic son died from seizures after he was taken off anti-seizure drugs. Lifelong Scientologist Giovanni Ribisi (“Dads”) LOOKED like he was smoking pot with a friend on the beach in Miami. Will this get him in trouble?