Cal Stone
Biographical Information
Gender: Male
Status: Alive
Birthdate: March 22, 2002 (age 10/16)[1]
Home: Queens, New York[1]
Physical Description
Species: Human
Hair color: Brown
Eye color: Brown
Show Information
Portrayed by: Jack Messina
First appearance: "Pilot"
Latest appearance: "Contrails"

Cal Stone, also known as the Holy Grail, is a character on NBC's Manifest. He is portrayed by starring cast member Jack Messina.


Before Flight 828Edit

Cal and his twin sister are born on March 22, 2002, to Ben and Grace Stone. Sometime in 2011, Cal is diagnosed with leukemia and does not respond to treatment. His parents attempt every treatment available at the time, however, it is unsuccessful.[1] They go to Jamaica for a final vacation and when the family has to choose who will go on Flight 828 Cal volunteers to spend time with his dad.

During Flight 828Edit

During Flight 828 Cal is sleeping with his dad and aunt when he wakes up and looked outside to see a light.

After Flight 828Edit

Cal returns after being missing for five years. Initially, no one believes that it was possible that Cal hasn't aged a day. However, a new treatment for leukemia was developed during those five years based on the research from another passenger, Saanvi Bahl, and it starts to bring him into remission. [1]