Peter Parker's return as Spider-Man, after nearly a year and a half away, gave Marvel Comics the top-selling comic book of 2014, according to the primary distributor of comic books in North America.

"Amazing Spider-Man" #1 was 2014's best-selling comic based on total unit sales to comic book specialty retailers, according to Diamond Comic Distributors, the world's biggest distributor of English-language comics. Marvel's reboot of the title marked Peter Parker's comeback after a long storyline in which his enemy...