Credits include: American Pie, American Pie 2, American Wedding, How I Met Your Mother and Date Movie

Neil Patrick Harris is an American actor, singer, director and magician. Prominent roles of his career include the title role in Doogie Howser, M.D., Colonel Carl Jenkins in Starship Troopers, the womanizing Barney Stinson in How I Met Your Mother, a fictionalized version of himself in the Harold & Kumar series, and the title role in Joss Whedon's musical web series Dr. Horrible's Sing-Along Blog. He hosted the 63rd Tony Awards on June 7, 2009, and the 61st Primetime Emmy Awards...(Wikipedia)

Jason Jordan Segel (born January 18, 1980) is an American television and film actor, screenwriter, composer, puppeteer and musician, known for his work with producer Judd Apatow on the short-lived television series Freaks and Geeks and Undeclared, the films Forgetting Sarah Marshall, Knocked Up, I Love You, Man, Gulliver's Travels, and Despicable Me, and also for his role as Marshall Eriksen in the CBS sitcom How I Met Your Mother...(imdb)

Credits include: The Avengers, Captain America: The Winter Soldier, The Lego Movie, Spider-Man: Far from Home and How I Met Your Mother

Credits include: Freaks and Geeks, Pulse, The Last Blockbuster, Drones and Made for Each Other

Credits include: Dirty Work, Full House, Fuller House, America's Funniest Home Videos and Farce of the Penguins

Credits include: How I Met Your Mother, Liberal Arts and Happythankyoumoreplease