The New Adventures of Old Christine only has one character, Tim Allen.
The New Adventures of Old Christine ( often shortened to simply Old Christine ) is an American television sitcom starring Julia Louis-Dreyfus as Christine Campbell , a middle-aged divorced mother who struggles to keep pace with those around her . Clark Gregg co-starred as her ex-husband Richard , with whom Christine maintains a close relationship despite their divorce , as well as Hamish Linklater as her brother Matthew and Wanda Sykes as her best friend Barb .