The Big Bad Wolf and Little Red Riding Hood were fictional characters in a Brothers Grimm story. (PROSE: Managra) The Meercocks, imitating characters from Earth's literature, were led by Little Red Riding Hood and her husband, the Wolf. (PROSE: Verdigris)

When Gwyneth looked into Rose Tyler's mind, she said she saw the "Big Bad Wolf". (TV: The Unquiet Dead)

When under attack by a member of the Blathereen family, Dennel remarked, "The Big Bad Wolf's coming to blow our house down". (PROSE: The Monsters Inside)

When Amy Pond commented on the Time Lord bedtime story about the Shakri, the Eleventh Doctor replied, "You can talk. Wolf in your grandmother's night dress?", alluding to the fairy tale. (TV: The Power of Three)