In the House of Lies Season 5 premiere episode “Creative Destruction Phenomenon,” Marty Kaan (Don Cheadle), Doug (Josh Lawson) and Clyde (Ben Schwartz) visit Jeannie (Kristen Bell) at her new place of work. She took a job with big pharma company Davis/Dexter where she and her new man Mark are selling Climaxicor, a drug for erectile dysfunction.
Mark is portrayed by Ken Marino. He’s known for his roles on Children’s Hospital (Dr. Glenn Richie), Fresh Off the Boat (Gus), Vinyl (Jackie Jarvis), Agent Carter (Joseph Manfredi), Wet Hot American Summer: First Day of Camp (Victor), Marry Me (Jake), Dawson’s Creek (Professor David Wilder), and Veronica Mars (Vinnie Van Lowe) with House of Lies’ Kristen Bell, among others. House of Lies airs Sundays at 9pm on HBO.