In , Anderson was moved another step up the minor league ladder, playing for the Double-A Fort Worth Cats of the Texas League. A radio announcer gave him the nickname "Sparky" in 1955 for his feisty play. In , he moved up once more, this time to the Triple-A Montreal Royals of the International League. In , he was assigned to the Los Angeles Angels of the open-classification Pacific Coast League. The next season, after the Dodgers' move to Los Angeles, he returned to Montreal.