Alexander 'Dr Xand' van Tulleken is a British doctor and TV presenter. Along with his identical twin brother, Christoffer 'Dr Chris' van Tulleken, they are best known for presenting the children's TV series "Operation Ouch!" and have hosted a range of programmes on issues such as diet, binge drinking and health.
Richard Osman's House of Games
Who Do You Think You Are?
8 Out of 10 Cats
Would I Lie to You?
Question Time
Horizon
Horrible Histories
The Last Leg
The Human Body: Secrets of Your Life Revealed
Operation Ouch!
Celebrity Antiques Road Trip
The Twinstitute
How to Lose Weight Well
Expedition Volcano
HealthCheck UK Live
Michael McIntyre's The Wheel
The Great Plague
Morning Live
Tsunami
The Weakest Link
