Gordon Alan Gebert Jr. (born October 17, 1941) is an American former child actor, architect, and professor predominantly known for playing Janet Leigh's son in Holiday Affair and for smaller roles. In adulthood, he trained as an architect and has taught at the City College of New York. Biography Gebert was born in Des Moines, Iowa in 1941 to Gordon and Violette Gebert. His father was a salesman for a trailer company and sold truck and bus fleets for Ford Motor Company in Iowa. In 1948, Gebert, aged seven, moved with his family to Van Nuys, California. In 1949 Gebert was cast as WWII widow Janet Leigh's son in the movie Holiday Affair. Thereafter, he appeared in nine full-length feature films, including the highly regarded films noir The Narrow Margin and The House on Telegraph Hill, and two shorts released between 1950 and 1970, always playing the role of a son. Gebert also performed in minor roles in 15 episodes of various television series, including The Donna Reed Show (one episode, 1959), and Bachelor Father (one episode, 1960). Gebert's final performance was in a Christian youth scare film. After graduating from Van Nuys High School, Gebert enrolled at University of California, Los Angeles before transferring to the University of Southern California. He earned a bachelor's degree in architecture at age 25 from Massachusetts Institute of Technology's Department of Architecture in 1966 and a master's degree from Princeton University in 1968.

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Gordon Alan Gebert Jr. (born October 17, 1941) is an American former child actor, architect, and professor predominantly known for playing Janet Leigh's son in Holiday Affair and for smaller roles. In adulthood, he trained as an architect and has taught at the City College of New York.