Watch Online Free on Watchseries. When Nic’s daughter heads off to college, he expects a quiet Christmas. Instead, his wife leaves him, his friends rope him into chaos, and he finds himself facing life’s curveballs with a little grump and a lot of humor. Starring Glenn Morshower, Kevin Farley, and Gary Valentine, Grumpy Old Santa is a festive comedy about family, forgiveness, and moving forward.