<P> Nine months later, Mollie gives birth to her and James' daughter Julie . When Mikey greets his half - sister she "tells" him she had a day he would not believe . </P> <Ul> <Li> John Travolta as James Ubriacco </Li> <Li> Kirstie Alley as Mollie Jensen </Li> <Li> George Segal as Albert </Li> <Li> Olympia Dukakis as Rosie </Li> <Li> Twink Caplan as Rona </Li> <Li> Joy Boushel as Melissa </Li> <Li> Abe Vigoda as Grandpa Vincent Ubriacco </Li> <Li> Christopher Aydon as Michael "Mikey" Jensen (age 2 years) <Ul> <Li> Jacob Haines as Mikey (age 1 year) </Li> <Li> Jaryd Waterhouse as Mikey (age 6 months) </Li> <Li> Jason Schaller as Mikey (fetus - newborn) </Li> </Ul> </Li> </Ul> <Li> John Travolta as James Ubriacco </Li> <Li> Kirstie Alley as Mollie Jensen </Li>

Where is the kid from look whos talking now