what is the name of roscoe p coltrane dog
He was accompanied on the show by his character's pet/police dog (beginning season 3) basset hound named Flash. Rosco's name is sometimes spelled with an E, which is incorrect; James Best confirmed it was spelled without an E on his website. The initial P. was added at the start of the second season and it stands for Purvis. About Rosco Early episodes In the early episodes, the character of Rosco was a serious one.