15. Marty Feldman
Marty Feldman was an English writer, BAFTA award winning actor and comedian was notable for his bulging eyes. It was discovered that his bulging eyes were as a result of a thyroid condition called Graves Disease which made him one of the ugliest celebrities.
During his time, he wrote several comedies some of which frequently featured on BBC, and later on he started his own comedy series on BBC called Marty.