A 7 feet 0 inches (2.13 m), 245 pounds (111 kg) pound center, born in Torrejón de Ardoz (Madrid, Spain), Bryant attended Emerson High School in Gary, Indiana, before playing at the University of San Francisco.

After one season with the Bulls, he was traded to the Dallas Mavericks, on September 14, 1984, with whom he spent the prime of his career.

On November 26, 1986, after two seasons with Dallas, Bryant was waived, and was than picked up by the Los Angeles Clippers.

After playing only three seasons, his entire career totals were 323 points, 374 rebounds, and 40 blocks.

He also played in Spain for FC Barcelona (1986–87), in Italy for Ford Cantù (1982–1983) winning the Euroleague title, Yoga Bologna (1987–1988, Serie A2), and Filodoro Napoli (1990–1991).