I like Cam Akers for his experience. He hasn't played much since his early years with the Rams, but he's only 26. He's no battering ram like Charbonnet, but we don't have a player like that on the roster. Robbie Outz might be an option if he had any experience as a running back, but he was a college TE and hasn't run the ball at all this year.
I like the Velus Jones potential, but he's a recently converted WR and I doubt that the coaches trust him enough to use in a critical playoff game.
Cam Akers, a former high school QB, threw a TD pass earlier this year: