Some of Walker's most well-known songs are "Only A God Like You," "No Greater Love," "Mourning Into Dancing," "He Knows My Name," and "That's Why We Praise Him."
[2] He has worked alongside Franklin Graham, Greg Laurie, Jack Hayford, Bill Hybels, Rick Warren[2] and at Promise Keepers events.
[3] In 2004, Walker released his album, Make it Glorious, which was recorded live at Regent University with a 50-member choir.
Tommy Walker has cited Justo Almario, Abraham Laboriel, Andrae Crouch, Lindell Cooley and Darlene Zschech as influences.
[8] One of Walker's brothers, Dale Walker is the founder and director of Heart of the World, an interdenominational, worldwide ministry, that operates Borderland Kids program, which is a program that provides food to needy children in the United States.