University of Illinois at Champaign-Urbana
Joined the cast of the horror series "The Exorcist"
Nabbed a recurring role on the horror series "The Whispers"
Played a psychiatrist on Showtime's "Masters of Sex"
Was a cast-member on the series "Persons Unknown"
Nabbed a supporting role in M. Night Shyamalan's "The Happening"
Was a supporting character in the HBO baseball mini-series "The Bronx Is Burning"
Acted in the comedy "Cheaper by the Dozen," which starred Steve Martin and Bonnie Hunt
Appeared in the HBO mini series "From the Earth to the Moon"
Cast in regular role on the ABC sitcom "Spin City"
Played a regular role on "Muscle", a serialized sitcom on The WB TV Network
Played Lenny, a dull opthamologist, on "Daddy's Girls", a short-lived sitcom
First film lead, John Hughes' "Ferris Bueller's Day Off"
Broadway debut in the original production of Neil Simon's "Biloxi Blues"
TV-movie debut, "Hard Knox", an unsold pilot for a Robert Conrad military academy series
Feature acting debut, "Class", a teen comedy starring Rob Lowe, Andrew McCarthy and Jacqueline Bisset
Stage debut, "Album" at Chicago's Apollo Theater
Worked regularly in Chicago's off-Loop theater
Moved to Chicago after college
Fell in live with acting in the sixth grade after participating in a reading of Washington Irving's "The Legend of Sleepy Hollow"
Debut as a TV regular, "Going Places", a sitcom about the lives of young singles
Acted off-Broadway in NYC
Cast as an ensemble member on "The Edge", a short-lived sketch comedy series
In December 2001, Ruck was hospitalized in NYC with a strep infection that caused kidney failure. After receiving treatment, he was expected to fully recover but he would be absent from the last episodes "Spin City" in the 2001-2002 season.