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panellist

British  
/ ˈpænəlɪst /

noun

  1. a member of a panel, esp on a radio or television programme

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Adams has also been a regular panellist on the ITV talk show, Loose Women.

From BBC

Two panellists supported the no-penalty call because "there was not enough impact and a delayed reaction".

From BBC

She is one of the hosts on the station's Mornings programme and has been a regular panellist on ITV's Loose Women.

From BBC

At the event, Queen Camilla met the festival's founders and panellists.

From BBC

She was one of the panellists at a Smartphone Free Childhood event that included the Dorset Police and Crime Commissioner, a gamer and a teacher.

From BBC