While Allison puts together the pieces of a 20-year-old murder with modern-day connections, Joe has his invention taken from him, only to get it back with a bonus.

A brotherly love and need to protect transends time and death.

A new car brings old haunts that help Allison solve a murder.

Allison struggles to see the connection between several recent "accidental" deaths.

While Allison puts together the pieces of a 20-year-old murder with modern-day connections, Joe has his invention taken from him, only to get it back with a bonus.

When Allison can't figure out what's happening, all she needs remember is that history repeats itself.

Miss the episode? Here's a Two-Minute Replay to get you caught up!

Off to dreamland, time for big brother to drive for a while

Kelly Preston on how Joe's dream opens the Medium season finale with a bang.

Miss the episode? Here's a Two-Minute Replay to get you caught up!