With the latest estimate that the team has only one day to save Olivia's consciousness, Walter leads a group on an LSD trip into Olivia's mind.
Episode rating
Cast of episode
48
27
18
4
3
- Olivia Dunham
- Phillip Broyles
- Peter Bishop
- Dr. Walter Bishop
- Astrid Farnsworth
- Nina Sharp
- Brandon Fayette
- Man in Zeppelin, aka Mr X
- Dr. William Bell
- Nurse #1
- Olivia's Stepfather
- Young Olivia
- Paramedic
- ER Doctor
- Young Olivia's Mother