(TMZ) - UPDATE:

6:20 PM PT -- A rep for Ford says, "Harrison was flying a WW2 vintage plane today which stalled upon takeoff." They added, "He had no other choice but to make an emergency landing, which he did safely.  The injuries sustained are not life-threatening, and he is expected to make a full recovery."

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5:00 PM PT -- Harrison's son Ben tweeted, "At the hospital. Dad is ok. Battered, but ok! He is every bit the man you would think he is."

4:30 PM PT -- TMZ has obtained intense audio of Harrison talking to the Santa Monica Airport control tower just moments after he'd taken off. Listen ... you hear him report engine failure and request an emergency return to the airport. 

Listen to the audio below:

4:41 PM PT --  A witness who was golfing at the time of the crash tells TMZ she heard the engine sputter ... and watched the plane do a "nose dive straight on the 8th hole tee box."

The witness adds, "I was one of the first people to run from the hole toward the plane. 4 to 5 men pulled the pilot out of the plane."

"They got him away from the plane. They were concerned it would catch on fire."

"Two doctors were there – and they had a 1st aid box with them. He was conscious, talking a little -- a HUGE cut on his head."

The witness tells TMZ the cut was VERY deep -- "A swath of his skin was missing. There was blood dripping down his face."

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(TMZ) - A small plane piloted by Harrison Ford has crash landed at an L.A. golf course ... but TMZ is told the actor has survived. 

TMZ has learned ... Ford was piloting what appears to be a vintage 2-seater fighter plane today ... when something went wrong and he crashed into Penmar golf course in Venice, CA.  

According to TMZ, Ford suffered multiple gashes to his head and was bleeding. Two doctors who happened to be at the golf course rushed over to treat the actor. 

TMZ reports Emergency personnel arrived to the scene a short time later. Ford was transported to a nearby hospital. 

72-year-old Ford is a longtime aviator -- piloting planes and helicopters -- and has crashed multiple times in the past. 

Story developing ... 

Photos: Splash News