Thomas Cooke, English actor (1786-1864) by James Warren Childe (1780-1802)
Incroyable et Merveilleuse
Costume Parisien 1804
Costume Parisien 1814
Le Beau Monde, 1807
Costume Parisien, 1804
And finally, the tailcoat and waistcoat fabrics I'll be using to achieve this look. Wish me luck!
Edited to add: thanks to Betsy Bashore for helping me out on terminology. Anywhere that I referred to a "tailcoat" with the words "frock coat" has been fixed!