Helen Kim, Joey Schaljoand Madeline Virbasius-Walsh have been cast as the three female explorers who encounter an assortment of creatures – all portrayed by Casey McClellan. The production is directed by John Grabowski.

On the Verge, according to press notes, "begins in 1888 with three fiercely independent explorer ladies as they embark on an adventure that will include not only the darkest of jungles and Himalayan peaks but the brave and exhilarating new world 1955 America. Mr. Overmyer arms his heroines with essentials such as pith helmets, rhinestone tiaras, butterfly nets, parasols and egg beaters, as they leave Victorian America behind to seek out unknown land -- Terra Incognita…As the women traverse the geography of yearning, they discover within themselves a powerful pull towards the future."

The creative team includes Dans Sheehan (lighting design), Oliver Sohngen (set design), Laurel Anderson and Justin Lacy (costume design), Grant Neale (movement), Matthew Anderson (sound design) and Maggie Surovell (dialect coach).

Eric Overmyer has been nominated for two Emmy Awards for his writing on "Law and Order" and "Homicide: The Movie." His plays include Dark Rapture, Amphityron, Mi Vida Loca and Native Speech.

Tickets for On the Verge, running through Feb. 10, may be purchased by visiting www.Smarttix.com or by calling (212) 868-4444. The Gene Frankel Theater is located at 24 Bond Street in Manhattan.