Todman was released by the Carolina Panthers on Saturday. The Steelers played the Panthers in the fourth week of the preseason.
Todman spent the previous three season with the Jacksonville Jaguars. In 33 career games, he has 111 carries for 450 yards and three touchdowns, as well as 40 catches for 314 yards and two scores.
Todman is a former sixth-round pick of the San Diego Chargers in 2011.
- Rohan Nadkarni