Washington (CNN) The name "Marcus Luttrell" may be most recognizable from the multi-million dollar, blockbuster movie and best-selling novel, "Lone Survivor." But, on Wednesday, Luttrell could be seen standing behind Gov. Rick Perry as he launched his second presidential bid.

Luttrell and Perry's relationship is more than political. According to the Washington Post , Luttrell first met the Perrys at a Naval Base near San Diego where he was in physical therapy, when he gave the family a tour of the facilities. Perry maintained communications with Luttrell through email, continuing during Luttrell's deployment to Iraq in 2006.

In 2007, Luttrell showed up at the governor's residence unannounced and eventually moved in with the family. The SEAL lived on the governor's mansion third floor with an air mattress and a television. The pair's relationship eventually developed into what they called a father-son relationship -- Perry referred to Luttrell as his "second son" on Thursday.

Perry not only took Luttrell bass fishing, but also helped Luttrell receive medical assistance using his gubernatorial powers, according to the Post. This included calling in the Navy Secretary Ray Mabus for to become Luttrell eligible for Tricare and finding him a spine doctor to treat his back according to the Washington Post.

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