Veteran Travis Mills and his wife, Kelsey, from Manchester, Maine compete on the wall. Will they take a risk or play it safe?

Sisters Kevyn and Monet representing Rochester Hills, Mich., and Oxford, Ohio, respectively, gear up to take on the wall, hoping to leave the game victorious.

Married couple Matt and Bria from Philadelphia go head-to-head with the wall.

Married couple Christiana and Nic from Door County, Wis., compete against the wall.

Engaged couple Turner and Shelby representing Northglenn, Colo., participate in a face-off with the wall; a special guest makes an appearance.

Tom, a college baseball coach from Winston-Salem, NC., made a life-saving kidney donation to one of his players; now he teams up with his daughter, Kasey, to put their luck and knowledge to test on the wall, hopefully to win big.

Father and daughter John and Toni from Antioch, California, contend on the wall.

Engaged couple Rachel and Chris from Loveland, Colo., take on the heat and contend for a chance to win big on the wall.

Capitol Police Officer David and godbrother Chris from Washington D.C. face the wall and the pressure to leave triumphant.

Mother-daughter duo Kavi and Radhika, representing Green Brook, N.J., take on the ups and downs of contending on the wall.

Sisters Karly and Megan from Las Vegas and Makawao, Hawaii, respectively, go up against the wall.

Married couple Jerimiah and Nikki from Lubbock, Texas, take on the wall, hoping to win big.

Turquoise and her husband, Donald, represent Durham, N.C., and go head-to-head with the wall.

Sisters Melissa and Liz from Chanute, Kan., join forces to test their knowledge and luck on the wall.

Mother-son duo Yvonne and Jakob representing Fort Carson, Colo., and Washington, D.C., respectively, take on the wall in hopes of winning big.

First responders, and father-daughter duo Larry and Laura join forces to represent Tampa, Fla., and go head-to-head with the wall.

Rollercoaster enthusiast Adam and his mother, Shelley, from Orlando, Florida, take a shot at more than $12 million on the wall.

Joel, a heroic garbage truck driver from North Haven, Conn., and wife Suzanne, a kindergarten teacher, take on the wall in hopes of winning big for their retirement.

Nashville, Tenn., natives Tyler and Sabrina have a life-changing chance to win millions.

After being exonerated for a wrongful conviction, community hero Richard started a non-profit to help those returning home from incarceration; with the help of his wife, Latoya, this Texas native plays the wall in hopes of winning big.