
Dennis Dugan (born September 5, 1946) is an American director, comedian, and actor. He started his acting career after appearing in the 1973 made-for-TV movie” The Girl Most Likely to...” He is well known for his frequent collaborations with comedic actor Adam Sandler, directing several films including “Happy Gilmore” and “Grown Ups.”
Dennis has also made a career as a television and film director, and appears in cameo parts in many of his films. Dugan has directed episodes of such television series as Moonlighting (was also a guest star in some episodes), Ally McBeal, and NYPD Blue.
Dugan married actress Joyce Van Patten in 1973 and divorced her fourteen years later. Now he is married to Sharon O'Connor and has a son named Kelly Dugan.

Grown Ups
2010 · as Referee

Grown Ups 2
2013 · as Dr. Larry

Happy Gilmore 2
2025 · as Doug Thompson

That's My Boy
2012 · as School Janitor

Happy Gilmore
1996 · as Doug Thompson

You Don't Mess with the Zohan
2008 · as Homeless Guy

Big Daddy
1999 · as Reluctant Trick-or-Treat Giver (uncredited)

I Now Pronounce You Chuck & Larry
2007 · as Cab Driver

Jack and Jill
2011 · as Al Pacino's Standby

Can't Buy Me Love
1987 · as David Miller

The Benchwarmers
2006 · as Coach Bellows

Problem Child
1990 · as All American Dad

Knox Goes Away
2024 · as Philo Jones

Saving Silverman
2001 · as Referee

The Howling
1981 · as Chris

Parenthood
1989 · as David Brodsky

Night Moves
1975 · as boy

Smile
1975 · as Logan