Things have been heating up on Chicago Fire ever since Lieutenant Greg Grainger arrived on the scene. He’s interested in a relationship with Sylvie Brett and it’s causing Matt Casey to lose his cool.

Chicago Fire focuses on Firehouse 51 in Chicago. Greg Grainger was introduced in the ninth season of the show as a temporary replacement for Lieutenant Christopher Hermann while Hermann went on ...

The Chicago Fire cast now features Lieutenant Greg Grainger as a possible love interest for Sylvie Brett. During the latest episode of the show, after a great pep talk from Stella Kidd, Brett worked ...

The character of Grainger has been a fun addition to the Chicago Fire cast. Pic credit: Adrian S. Burrows Sr./NBCUniversal The Chicago Fire cast now features Jon Ecker as firefighter Greg Grainger. He ...

On Wednesday's Chicago Fire, titled "Escape Route," Sylvie Brett (Kara Killmer) begins to move on from Matthew Casey (Jesse Spencer) when Greg Grainger (Jon Ecker), who's taken a liking to her, subs ...

Add Yahoo as a preferred source to see more of our stories on Google. Sylvie Brett (Kara Killmer) hooks up with Grainger (Jon-Michael Ecker) after an awkward exchange with Casey (Jesse Spencer) at ...