CANNES, FRANCE - MAY 17: Actor Bill Murray attends the screening of "Broken Flowers" at the Grand Theatre during the 58th International Cannes Film Festival May 17, 2005 in Cannes, France. (Photo by Evan Agostini/Getty Images)

Bob, say it isn’t so!

What About Bob is one of my favorite movies. It stars Richard Dreyfus as an over confident shrink, and Bill Murray as a clingy, neurotic client who shows up at his shrink’s vacation beach house. But by the end, you begin to wonder who REALLY needs help.

Now Dreyfus comes clean on what happened behind the scenes on the set.

Richard Dreyfuss Claims Bill Murray Was a 'Drunken Irish Bully', Threw Ashtray at Him

Richard Dreyfuss claims Bill Murray was a "drunken Irish bully" when they filmed the 1991 comedy "What About Bob." In the latest episode of Yahoo's "Role Recall," the 71-year-old Oscar winner claimed he had a violent encounter with Murray one night while filming the comedy. "I didn't talk about it for years," Dreyfuss began.