Fringe

While most viewers were satisfied with last week's season premiere of Fringe, many were also left wondering:

Where the heck was William Bell?!?

Don't worry, fans, the mysterious doctor will soon return.

On the drama's October 8 episode, titled “Momentum Deferred," Leonard Nimoy reprises this key role. During the installment, a series of flashbacks will reveal more about Olivia’s visit to the alternate reality featured on the May finale.

Here's a look at Nimoy as Bell; and at Olivia walking out of the Massive Dynamic builing: