Tyler Kennedy "T. He debuts in the first episode of the first season and is portrayed by starring cast member Ronen Rubinstein. In the series finale, TK becomes the adoptive father of his half-brother, Jonah, raising him with his husband, Carlos Reyes and quits his job as a paramedic. Baby TK's religion was decided solely by his mother and his father came to know about it only when he overheard her scheduling his bris in the delivery room.
TK had a drowning scare when he was 5 years old and at a wedding at the beach in Montauk with his mother, who was the maid of honor. She told TK to not wander off while they were taking pictures, but he did and fell off a pier right into the water.
He didn't know how to swim, or which way was up, he was scared, but Gwyn jumped right after him and saved his life. Once on the shore, TK apologized for ruining her dress and Gwyn told him her dress was ruined before it even landed on the rack. TK's parents divorced when TK was 7 years old after they told each other they needed space and after TK had come home from little league to Owen moving out. Before the series began, TK had struggled with prescription drug use but went to rehab and recovered.
He later became a firefighter at Station with his father, Owen, and lived in his own apartment in New York. In , TK is at a drug house when Gwyn comes to find him, unconscious with a needle near his arm. She tries to get him to wake up and when he does, he tells her to leave him alone. He asks her how she found him, and she replies that she's his mother, so she'll always find him. After a minute, he falls back in unconsciousness as she tries once again to wake him up.
She tells him that he lost control and that they're going to get him help. He replies that he doesn't need help, that he's managing, telling her to ask Owen and all the other guys at the firehouse if he missed any shifts, or shown up late or dirty because he hasn't. Gwyn asks him if he's going to finish his meal and TK replies that he won't because he's going to throw up, she tells him to throw up because they have to get on a flight soon.
