Series 4
Comedians Special
Angela Barnes, Phil Wang, Josh Pugh, Laura Smyth, Ria Lina, Maisie Adam, Iain Stirling and Geoff Norcott compete to be the strongest link and win money for their chosen charity.
Duos Special
Tyler West, Molly Rainford, Mollie Pearce, Harry Clark, Stephen and Daniel Lustig-Webb, Suzie Fletcher and Brenton West compete to be the strongest link.
Strictly Special
Eight Strictly stars quick-step off the dance floor to test their general knowledge and win up to £50,000 for their chosen charity.
Christmas Special
The festive line-up competing to win up to £50,000 for their chosen charity are Shaun Ryder, Kerry Katona, Phil Tufnell, Sally Lindsay, Big Has, Tim Vine, Heather Peace and Indiyah Polack.
Party Special
Scarlett Moffatt, Richie Anderson, Christine McGuinness, Louisa Lytton, David Potts, Babatunde Aleshe, Seann Walsh and Janette Manrara compete to be the strongest link.
Gladiators Special
Romesh Ranganathan is in charge of the back-stabbing big money game show. Can the contestants create a chain of answers and avoid the boot?
Episode 7
The celebrity contestants in this episode are Mel B, Eamonn Holmes, Shobna Gulati, Denis Lawson, Arielle Free, Briony May Williams, Nick Pickard and Rob Bent.
Episode 8
The celebrity contestants in this episode are Aisling Bea, La Voix, Ben Bailey Smith, Anna Richardson, Samantha Kinghorn, Will Best, Jason Byrne and Jacqui Joseph.
Doctors and Nurses Special
The celebrity contestants in this TV medics special are Dr Ranj Singh, Kirsty Mitchell, Dr Xand van Tulleken, Dr Amir Khan, Renee Bailey, Rosie Marcel, Wendi Peters and Dr Linda Papadopoulos.
Episode 10
The celebrity contestants in this episode are Kate Lawler, Les Dennis, Troy Deeney, Jordan Gray, Jeff Brazier, Aljaz Skorjanec, Ella Thomas and Roo Irvine.
Episode 11
The celebrity contestants in this episode are Barry McGuigan, Karen Hauer, Joe Thomas, Elaine C Smith, Tomasz Schafernaker, Vikkstar, Katie Thistleton and Shivi Ramoutar.
Episode 12
Gok Wan, Sunetra Sarker, Kate Humble, Asim Chaudhry, Katie Piper, Dermot Murnaghan, Andy Day and Susie McCabe compete to be the strongest link and win money for their chosen charity.
Episode 13
Jill Scott, Laura Tobin, Nella Rose, Simon Rimmer, Jaz Singh, Stephen Bailey, Joel Corry and Kate Quilton compete to win a potential prize pot of £50,000 for their charity.
Episode 14
Keith Duffy, Rachel Riley, Amy Gledhill, Ching He Huang, Konan, Rory Bremner, Bonnie Langford and Chris Harris compete to win a potential prize pot of £50,000 for their charity.