Mad Men star John Slattery revealed that the show creator Matthew Weiner strictly prohibits any kind of improvisation on the ...

Mad Men is built up of a macrocosm of unforgettable scenes and witty one-liners and one of them has to be John Slattery's ...

John Slattery put in his time playing Roger Sterling with impeccable taste and timing on Mad Men, but what’s next for him? Slattery has his name penciled into two projects with different audiences.

Jon Hamm steps into Chevy Chase's shoes and reunites with John Slattery in Confess, Fletch first look Mad Men stars Jon Hamm and John Slattery to reunite in Fletch reboot ...

From Thaddeus Ross to War Machine, several characters in the Marvel Cinematic Universe have been recast with a new face for ...

Mr. Slattery brings over three decades of aviation expertise including founding and scaling two of the leading global aviation finance firms: Avolon and SMBC Aviation Dómhnal rejoins Vertical’s ...

John Slattery and Tom Slattery from Lisloose Tralee were named overall winners of the prestigious Lee Strand award.

Slattery played politician Bill Kelley in the beloved HBO show. John Slattery chats with ET about reuniting with Jon Hamm for 'Maggie Moore(s),' out in theaters on June 16. ‘Confess, Fletch ...