Meet Three's Company star Richard Kline's only child - who starred alongside John Ritter in '90s comedy


The resident best friend of Three's Company Richard Kline has a talented daughter who's following in his footsteps – meet the actor's only child below


Richard Kline in a black and white promotional portrait for Three's Company in 1978.© Disney General Entertainment Content via Getty Images
Daisy Finch
Daisy FinchAudience Writer
52 minutes ago

Seventies hit Three's Company followed Jack Tripper's life as the flatmate to two single women – of course, three wasn't quite enough company and his best friend Larry Dallas, played by Richard Kline, soon became a series regular. Read on to see how Richard's only child has continued this '70s acting legacy into the 21st-century...

Colby and Richard Kline pictured in 2025.© Variety via Getty Images

Colby Kline is Richard Kline's only child

Meet Colby Kline

Born in Los Angeles on 23 February 1984, Colby Lila Kline is the only child of Richard Kline, welcomed during his marriage to Sandy Molloy.

She graduated with a Musical Theatre Certificate from the Northwestern University School of Music. 

Colby Kline at The John Ritter Foundation for Aortic Health's Annual Evening from the Heart LA Gala held at Sunset Room Hollywood on September 12, 2025 in Los Angeles, California© Variety via Getty Images

Colby appeared alongside John Ritter in Problem Child

Her career

Colby has followed her father's footsteps onto the screen, with credits in Problem Child (1990), Jennifer Anniston comedy Just Go With It (2011) and a guest role in sitcom hit Two and a Half Men.

The actress joined her father's Three's Company co-star in Problem Child as a young girl called Lucy, while John took on the role of Ben Healy, a man who adopts a particularly badly behaved boy called Junior.

Richard Kline and Sandy Molloy pictured together in the 80s.© MediaPunch via Getty Images

Richard has been married three times

Richard's love life

Off screen, Richard was as romantically successful as his Three's Company character, tying the knot three times. 

He first wed Kathleen Doyle in 1973, separating 7 years later and subsequently wedding Sandy Molloy in 1982. He and Sandy remained married until 2002. That same year, Richard tied the knot with his wife Beverly Osgoode.

Joyce Dewitt, John Ritter and Richard Kline of Three's Company pose against a purple backdrop.© Disney General Entertainment Content via Getty Images

Richard Kline played loyal best friend Larry Dallas

Three's Company fame

Every sitcom hero needs their loveable, loyal best friend and, in the case of John Ritter's Jack Tripper, Richard Kline was the man for the job.

Richard played womanizing car salesman Larry Dallas between 1977 and 1984, gradually transforming from a guest character to a series regular. 

Richard Kline during Super Comicfest Expo Featuring Three's Company Reunion at Super Comicfest Expo in Secaucus, New Jersey, United States. © WireImage via Getty Images

Richard has had several more recent star roles

Richard's later roles

Richard has more recently appeared in TV series like Inside Schwartz (2001-2002), The Bold and the Beautiful (1995-1996) and The Americans (2013-2016).

He's also worked on projects like Netflix's Love, Weddings & Other Disasters (2020) as well as podcast series Around the Sun.

Richard Kline attends an Evening From The Heart Los Angeles Gala at Sunset Room Hollywood on September 12, 2025 in Los Angeles, California.© Getty Images

Richard is still working today

Where is he now?

Richard hasn't lost his love for showbiz and has continued to bring his star presence to the screen. In recent years, he's found renewed fame as Judge Angioli on Blue Bloods and appeared in 2025 TV feature Jimmy's and Jenny's. 

His career has also included a spot of directing and in 2023 he took the lead behind the camera for TV comedy Mooch.

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