What time is Castle on?

Castle is on Great! Mystery +1 at 12:10pm on Tuesday, 16 December 2025.

What channel is Castle on?

Castle airs on Great! Mystery +1.

Is this programme available on catch-up?

Most UK programmes are available on catch-up services after broadcast. Check your channel's catch-up service for availability.

What channel number is Castle on?

Castle is on Sky HD channel 718 and Sky channel 322.

This appears to be a new or first-run broadcast of Castle.

What time does Castle start and end?

Castle starts at 12:10pm and ends at 1:10pm on Tuesday, 16 December 2025.

This program has ended

This program has already aired.

Castle

Name: Castle
Released: 2025-12-16 12:10:00+00
Duration: 60 min

12:10pm to 1:10pm

Tuesday, 16 December 2025

Detective/Thriller

Duration

60 minutes

Series Info

Season 4 Episode 16 of 23

Watch on Streaming

Prime Video→

Stream, rent or buy

Quick Summary

Part two of two. The author tries to uncover the identity of the traitor

About This Program

Part two of two. As Beckett and Castle race to uncover the identity of the traitor attempting to start an apocalyptic war, they find that the people they thought were their foes may be on their side, while those they considered allies may well be their enemies. American crime drama, starring Nathan Fillion and Stana Katic

Castle broadcasts on Great! Mystery +1 at 12:10pm, Tuesday, 16 December 2025.

Channel Numbers:

Sky HD718Sky322