Charley is a green tree frog with orange eyes with large black pupils, orange dots on his face, and orange hands with sticky pads on the ends of his fingers. His neck is light blue. He has black spots on the back of his neck and throat.
He wears a tan button-down shirt tucked into cropped dark blue jeans, white socks, brown loafers, and a maroon necktie.
Starting as an intern of Vigor, he has low self-esteem and its a running gag dealing with the sticky pads on the ends of his fingers. He was the Chief Editor of the Harvard Lampoon magazine.
In Season 2, Charley has been promoted to the top of the agency. In Out to Sea, Charley is seen crying, and mentions that his dad had a stroke.
Following his father's death, Charley is promoted to President of the company. Struggling to run the agency, Charley desires some experienced help running the company, and solicits Judah Mannowdog to convince Princess Carolyn to return to Vigor.
In Ruthie, while at the jewelry store, he meets up with Princess Carolyn and mentions to her about the offer he made last year to merge companies. However, Judah told him she wasn't interested, which surprised him.The Kidney Stays in the Picture, caught up in the chaos of the assistants' strike. Charley had apparently become dependent on his assistants, to remember his passwords and the answers to his password recovery questions. He didn't even know his mother's maiden name.
- While Charley is a tree frog his father is of a seemingly different species of frog, implying he is either adopted or his mother (who is never seen) is a tree frog.