The soap star’s chances of becoming champion stand at 1/3, with EastEnders star Emma just behind at 5/1.
If Kelvin were to win, this wold be the first time his professional partner Oti Mabuse, 29, has got her hands on the Glitterball Trophy.
However, Karim Zeroual, 25, and Amy Dowden, 28, received the first perfect score of the series last weekend.
Could they trump their competitors to the top spot as no one else has yet been awarded a 40?
Strictly Come Dancing 2019 continues tonight at 7pm on BBC One.