Catch up on BBC One
EastEnders
Sam's disappearance threatens to cost the Mitchells everything they have.
Life
Unique footage of a killer whale engaging in sneaky behaviour to hunt elephant seal pups.
Paradox, 9pm
All is not as it seems as DI Rebecca Flint is sent to investigate a series of future crimes.
QI, Thu 9.30pm
Stephen Fry glances gleefully at gardens and other subjects starting with the letter G.
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