Caleb Subramanian (TV Series)

"They're from the internal lung pressure building up like if you shake a soda can and pop the top. Only imagine your eyes, ears, nose, and throat are the top."

- Dr. Subramanian describing the unknown flu symptoms.

Caleb Subramanian, more commonly referred to as "Dr. S." is a character first introduced in Season 4 of The Walking Dead.

Location Unknown
The only thing known is that Caleb was a doctor and have special medical knowledge and training. Besides that, nothing is known about his life before the outbreak.

"30 Days Without An Accident"
Dr. Subramanian is seen greeting Daryl in the prison's yard under a tent while reading.

"Infected"
Dr. Subramanian is seen inside the prison talking to Rick, Tyreese, Hershel, Sasha, Bob and Daryl about the illness affecting the prison group. He says it's a type of flu and mentions that it spreads quickly. Dr. Subramanian also explains how the illness spreads.

"Isolation"
In the preview, Sasha is calling for him when she gets sick. This might mean he can treat the flu.

Killed Victims
This list shows the victims Dr. Subramanian has killed:
 * Possibly numerous counts of zombies.

Rick Grimes
Dr. Subramanian is seen conversing with Rick, Daryl, Hershel, and Bob about the unknown flu and explains how Charlie likely died noticing blood leaking from his eyes and nose and with a lack of bites. Rick then mentions Patrick's similar condition.

Daryl Dixon
Dr. Subramanian is seen conversing with Rick, Daryl, Hershel, and Bob about the unknown flu and explains how Charlie likely died noticing blood leaking from his eyes and nose and a lack of bites. Rick then mentions Patrick's similar condition.

Hershel Greene
Dr. Subramanian is seen conversing with Rick, Daryl, Hershel, and Bob about the unknown flu and explains how Charlie likely died noticing blood leaking from his eyes and nose and a lack of bites. Rick then mentions Patrick's similar condition.

Bob Stookey
Dr. Subramanian is seen conversing with Rick, Daryl, Hershel, and Bob about the unknown flu and explains how Charlie likely died noticing blood leaking from his eyes and nose and a lack of bites. Rick then mentions Patrick's similar condition.

Trivia

 * Caleb's last name, "Subramanian", is part of the actor who portrays his last name, "Balasubramanian".
 * He is the first Indian survivor.

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