Alexander was born September 20, 1935 in Borger, Texas. Newell is married to Rosemary Alexander, with whom he shares five children and seven grandchildren.
Newell Alexander's stage credits include the original productions of Del Shores' "Cheatin'," "Daddy's Dyin' Who's Got the Will?" (and also the film version), "Sordid Lives" (and also the film version) and "Southern Baptist Sissies". Newell's TV work includes recurring roles on "Big Love" (2006) for HBO, "Arrested Development" (2003), "Alias" (2001) and "Walker, Texas Ranger" (1993). He is a principal member of the "L.A. MadDogs", one of the industry's busiest voice-over groups (Ray (2003), Shark Tale (2004), Shrek (2001), Shrek 2 (2004), Madagascar (2005), Kill Bill: Vol. 1 (2003), Kill Bill: Vol. 2 (2004), among others). Has has also voiced commercials for such companies as Smith Barney, CVS Phamacy, Cool Whip, Aleve, Pfizer, Acura, Coca-Cola, Wells Fargo Bank and Washington Apples. Newell is the George W. Bush sound-alike for MoveOn.org. He plays Gen. Sam Houston as the host of the Texas History Museum's "Texas Hall of Heroes" at the State Capitol in Austin. He has produced and performed in 33 hour-long radio dramas for the Autry Museum of Western Heritage for PBS. Newell performed as Neil Young's opening act "Dan Clear" for 70 shows in 1983-84.