- Country: USA
- Genres: Comedy, Short
- Release: 1918-12-30
- Director: Al Christie
- Writers: Walter Graham
- Language: None | English
- Stars: Dorothy Devore , Earle Rodney , Leota Lorraine , Roscoe Karns , Lila Leslie , Harry L. Rattenberry
- Runtime: 13 min
- Awards: N/A
- AKA: Know Thy Wife , Know Thy Wife (United States of America)
- Plot: While away from home, Bob has met Betty and is now engaged to her - but back home, his family expects him to come home and marry Lillian, a wealthy society girl. Bob goes ahead and marries Betty, then disguises her as a young man, and presents her to his family as his roommate - a plan that soon makes things even more complicated.
- IMDB:tt0249661
Know Thy Wife Cast · · · ALL
Al Christie
Director
Dorothy Devore
Betty Browning
Leota Lorraine
Lillian
Earle Rodney
Bob Browning
Harry L. Rattenberry
Betty's Father