THE PATH OF LEAST RESISTANCE ISN'T ALWAYS AN OPTION ON ABC'S 'CASTAWAYS,' TUESDAY, AUG. 21

"Only the Lonely" - Tim and Krichelle meet Eric, who has been on a solo journey and feels hesitant to join the pair since asking for help is not in his nature, but his loneliness is getting the best of him. Meanwhile, three other Castaways find themselves on very different paths: Terry enjoys her solitude, Reshanna starts to lose hope without a human connection, and Matt forges ahead on a treacherous part of the island, on "Castaways," airing TUESDAY, AUG. 21 (10:00-11:00 p.m. EDT), on The ABC Television Network, streaming and on demand.

The only way to leave the remote islands is to persevere long enough to be rescued or to quit. As dramatic situations unfold on an expanse of islands in the South Pacific, the series flashes back to the real lives of each participant in documentary fashion, demonstrating haunting parallels to the lives they left behind.

"Castaways" is produced by Nomad Entertainment which specializes in unscripted television and documentary features. Emmy(R)-nominated producer Grant Kahler serves as showrunner. Kahler's credits include serving as creator and executive producer of Discovery Channel's "Alaska: The Last Frontier" and History's "Madhouse," as well as serving as executive producer of the hit competition series "Alone" and "The Selection" for History.

"Castaways" is broadcast in 720 Progressive (720P), ABC's selected HDTV format, with 5.1-channel surround sound. This episode carries a TV-PG, L parental guideline.