Hollywood star Chris Evans is most popularly known for his role as Captain America' in the Marvel movies. However, he had initially rejected the role and recently  explained the reason behind the same. 

The 42-year-old actor signed on for the Marvel superhero in the blockbuster film franchise but revealed that when he was first approached to take on the part, he said no because he felt "anxious" over his career, reports aceshowbiz.com.