Billy Mayo

Billy Mayo played Detective Lyons investigating the mysteries of Season Four and Season Five.

Biography
Mayo was at first an engineer, before moving on to acting for the next 20 years or so. He had appeared on television series and movies such as Star Trek, 24 and The Perfect Storm.

Career

 * ER
 * The Perfect Storm
 * CSI: Crime Scene Investigation
 * 24
 * Desperate Housewives