He played in Major League Baseball (MLB) as a catcher from 1975 through 1981 for the San Francisco Giants, Oakland Athletics, Cleveland Indians and Pittsburgh Pirates.

[2] Alexander was traded along with Gary Thomasson, Dave Heaverlo, John Henry Johnson, Phil Huffman, Alan Wirth and $300,000 from the Giants to the Athletics for Vida Blue on March 15, 1978.

Alexander was dealt again three months later at the trade deadline on June 15 when he went from the Athletics to the Indians for Joe Wallis.

[4] On September 26, 1978, his home run with two outs in the ninth inning ended a no-hit bid by Mike Flanagan of the Baltimore Orioles.

[5] In a seven-season major league career, Alexander posted a .230 batting average with 55 home runs and 202 RBI in 432 games played.