num_pages: 540
description: Follows test pilot Ace Morgan, mountain climber Red Ryan, boxer Rocky Davis, and scientist Prof Haley after they survive a plane crash that should have killed them, as they undertake a series of adventures and perform good deeds.
language: English
title: Showcase Presents: Challengers of the Unknown, Vol. 1
titlecomplete: Showcase Presents: Challengers of the Unknown, Vol. 1
genres: Fiction, Science Fiction, Adventure, Superheroes, Graphic Novels, Dc Comics, Anthologies, Comics, Graphic Novels Comics, Comic Book
ratings_count: 81
series: Showcase Presents, Challengers of the Unknown (1958), Showcase Presents: Challengers of the Unknown
publisher: Dc Comics