Suggestions by @peterjones1

Sally Lawrence

as Sally in Play School (1994 BBC Series)

Score: +1

Floella Benjamin

as Floella in Play School (1994 BBC Series)

Score: +2

Sue Perkins

as Sue in Play School (1994 BBC Series)

Score: +2

Brian Cant

as Brian in Play School (1994 BBC Series)

Score: +1

Jon Glover

as Jon in Play School (1994 BBC Series)

Score: +1

Derek Griffths

as Derek in Play School (1994 BBC Series)

Score: +1

Rula Lenska

as Rula in Play School (1994 BBC Series)

Score: +2

Pui Fan Lee

as Pui in Play School (1994 BBC Series)

Score: +2

Adam Woodyatt

as Blade in BBC Two Idents 1991-1997

Score: +2

Bonnie Langford

as Car in BBC Two Idents 1991-1997

Score: +2

Adrian Edmondson

as Dog in BBC Two Idents 1991-1997

Score: +1

Chris Tarrant

as Glass in BBC Two Idents 1991-1997

Score: +2

Jenny Platt

as Powder in BBC Two Idents 1991-1997

Score: +2

Julian Clary

as Steam in BBC Two Idents 1991-1997

Score: +2

Leslie Ash

as Diary in BBC Two Idents 1991-1997

Score: +2

Julia Watson

as Water in BBC Two Idents 1991-1997

Score: +1

Martin Clunes

as Cooper cut out in BBC Two Idents 1991-1997

Score: +1

Neil Morrissey

as Silk in BBC Two Idents 1991-1997

Score: +1

David Holt

as Paint in BBC Two Idents 1991-1997

Score: +1

David Holt

as Dog in BBC Two Idents 1991-1997

Score: +1