When attending Just released Trier High School within Winnetka, Illinois, he went to Wesleyan University in Middletown, Connecticut in 1954. He majored within drama and was active within fencing, soccer, singing with a glee club & performing within various dramatic performances. He met his new married woman, Barbara O' Conner, in the blind date. It were married inside 1957 & have deuce sons, John and Ned. He is as well supposed to become the straight descendant of Paul Revere.

When appearing inside the kind of regional productions, Christopher landed roles around the total of off-Broadway productions, virtually all notably The Hostage at One Sheridan Square. His Broadway debut come inside Beyond the Fringe, a British revue.

Christopher left a New York stage for Hollywood television production, where he was seen in The Andy Griffith Show, Death Valley Days, The Patti Duke Show and The Men from Shiloh. Christopher got recurring roles in Gomer Pyle, U.S.M.C., That Girl and ''Hogan's Heroes. Since M*A*S*H, Christopher has appeared on various series, including Murder, She Wrote.

Within feature, Christopher performed in The Fortune Cookie, The Private Navy of Sgt. O'Farrell, The Shakiest Gun in the West, With Six You Get Egg Roll and Hearts of the West. He won area within such telefilms when The Movie Maker, The Perils of Pauline and For the Love of It.

Christopher devotes lot of his spare period to the National Autistic Society because his son Ned is autistic. He has done public service announcements to bring attention to this good condition. Inside 1985 he & his married woman wrote Mixed Blessings, a book all about their lives raising Ned.

Since M*A*S*H Christopher has guest-starred within various TV shows, including Mad About You'' in 1998. Christopher has remained active in the theater, including the tour of the U.S. in the mid-1990s using Jamie Farr doing Neil Simon's The Odd Couple on stage.