- Richard Trethewey (Himself)
- Norm Abram (Himself)
- Roger Cook (Himself)
- Kevin O'Connor (Host)
- Tom Silva (Himself)
- Steve Thomas Rooney (Himself)
Ask This Old House — S20E11
Episode: Holiday Projects
Air Date: 2021-12-23
Runtime: 30 min
Overview
Jenn explains how to identify and care for holly plants; Richard explains how dishwashers work and how to troubleshoot them when they don't drain properly; Tom and Kevin turn Christmas ornaments.