United Kingdom, June 20 -- Jensen Ackles has revealed that his daughter Justice is "fired up" to see her father in the new crime drama series Countdown.

The 47-year-old actor - who has Justice, 12, and twins Zeppelin Bram and Arrow Rhodes, eight, with his wife Danneel Harris Ackles - is thrilled that his eldest will finally get to see him in character in the new Amazon Prime Video show.

In an interview with People, Jensen said: "I do think my oldest is old enough to watch this, so she's fired up to see it."

The Supernatural actor explained that there aren't many acting roles that he has been able to show his children yet, even though they "know" about his job.

He said: "There's not a lot that they can watch yet. She (Justice) hasn't r...