THE CASTAWAYS FACE A SURPRISE DOUBLE TRIBAL COUNCIL THAT SENDS TWO PEOPLE TO REDEMPTION ISLAND, ON "SURVIVOR: REDEMPTION ISLAND," WEDNESDAY, APRIL 13

"The Buddy System" - With a double tribal council sending two more castaways to Redemption Island, paranoia sets in and causes one castaway to dig deep for a chance to prolong their life in the game, on SURVIVOR: REDEMPTION ISLAND, Wednesday, April 13 (8:00-9:00 PM ET/PT) on the CBS Television Network.

Castaways competing on SURVIVOR: REDEMPTION ISLAND (in alphabetical order by tribe):

MURLONIO ON REDEMPTION ISLAND

Andrea Boehlke Matt Elrod

Mike Chiesl

Ralph Kiser

Rob Mariano

Grant Mattos

David Murphy

Phillip Sheppard

Natalie Tenerelli

Ashley Underwood

Julie Wolfe

Steve Wright

OMETEPE ZAPATERA

Francesca Hogi (1st voted out) Russell Hantz (2nd voted out)

Kristina Kell (3rd voted out) Krista Klumpp (4th voted out)

Stephanie Valencia (5th voted out)

Sarita White (6th voted out)

SURVIVOR: REDEMPTION ISLAND is hosted by Emmy Award-winning host Jeff Probst and produced by SEG, Inc. Mark Burnett, Jeff Probst and David Burris are executive producers and Leisa Francis is co-executive producer.

For more detailed information about SURVIVOR: REDEMPTION ISLAND and the castaways, visit www.cbs.com/survivor.

Follow @JeffProbst live during the broadcast of the show every Wednesday on twitter and join the conversation.