A liberal leading a leftist, conservatives disenfranchised, film at 11.
That's an interesting way to put it. On the bright side, Patrick Toomey's near-win assures that he will be back. And hopefully, Specter could use his campaign treasury on a GOTV operation.
In a close Senate, his vote can be counted on to vote with the GOP which assures control of the Senate and committees in the Senate. 
 
While he is not perfect, that's an odd definition of 'disenfranchised' you got there...