The 51-year-old actor will appear opposite Scrubs star Sarah Chalke in How to Live With Your Parents For the Rest of Your Life.
He will play Max, the father of Chalke's Polly, according to TVLine.
The potential series will follow Polly, a newly-divorced single mother who's forced to move back in with her father and mother Elaine (Elizabeth Perkins).
In addition to his Raymond role, Garrett starred in Fox comedy 'Til Death from 2006 to 2010 and also appeared in two episodes of short-lived sitcom Glory Daze.
How to Live With Your Parents For the Rest of Your Life will be executive produced by Claudia Lonow (The War at Home).
Other comedy pilots picked up by ABC include The Smart One starring Portia de Rossi and David Arquette, identity swap sitcom Prairie Dogs and an untitled project from Mandy Moore.
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