Chet Denver

Chet Douglas Denver is the father of Lucas and Mark Denver, bearer of the emerald Chronocrystal.

His first appearance is in 2000, when Berlin, Harry, Joe, and Mark travel there from the future. Chet is spotted as an 18-year-old man in a tech store talking to Billy Samuels Snr. He talks to Samuels about his wife and unborn son Luke. Mark and Joe, who are secretly listening, make the connection.