The new drama Flag Day is directed by Sean Penn, who stars as Jon Vogel, a real-life con man, and one of the most notorious counterfeiters in US history. Vogel's daughter Jennifer is played by Penn's own daughter, Dylan Penn.
For RTÉ Arena, Sean and Dylan chat to Kay Sheehy - listen above.
We need your consent to load this YouTube contentWe use YouTube to manage extra content that can set cookies on your device and collect data about your activity. Please review their details and accept them to load the content.Manage Preferences
Tune into to RTÉ Arena live nightly from Mon-Fri on RTÉ Radio 1 from 7pm - or listen back here.