Dominic Purcell is spotted wearing an “insight” t-shirt in West Hollywood on Tuesday. The 38-year-old Prison Break star was seen filming with Wentworth Miller and Sarah Wayne Callies on Monday in Los Angeles. He even flashes his abs in one scene!

In case you missed it, Michael Rapaport will reportedly join Prison Break in its upcoming fourth season. Michael Rapaport will play a government agent who has an interesting offer for Michael Scofield (Wentworth Miller) and his brother (Dominic Purcell).