Prison Break/Rate of Exchange
From The TV IV
| Rate of Exchange | |
| Season 4, Episode 21 | |
| Airdate | May 15, 2009 |
| Production Number | 42178 |
| Writer(s) | Zack Estrin |
| Director(s) | Bobby Roth |
| Cowboys & Indians | Killing Your Number |
| Prison Break — Season Four | |
| Please help out by editing it. |
Rate of Exchange is the twenty-first episode of the fourth season of Prison Break, and the seventy-eighth episode overall.
Starring: Dominic Purcell (Lincoln), Wentworth Miller (Michael), Michael Rapaport (Self), Amaury Nolasco (Sucre), Robert Knepper (T-Bag), Jodi Lyn O'Keefe (Gretchen), Sarah Wayne Callies (Sara), William Fichtner (Mahone)
Guest Starring: (in credits order) Leon Russom (General Krantz), Raphael Sbarge (Ralph Becker), William Mapother (Agent Chris Franco), Reno Wilson (Agent Wilson Wright), Kathleen Quinlan (Christina Scofield), Rockmond Dunbar (C-Note)
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