Visible crew/equipment: When the police are chasing Kyle and Jack, there is one shot where a lorry is heading right towards the camera. In this shot you can make out the camera equipment in the chrome bumper. (01:12:05)
Tenacious D: The Pick of Destiny (2006)
1 visible crew/equipment mistake - chronological order
Directed by: Liam Lynch
Starring: Ben Stiller, Jack Black, JR Reed, Kyle Gass, Ronnie James Dio
Revealing mistake: When JB and KG are doing the powerslide in the Rock N Roll History Museum, you can see that KG is wearing knee pads to help him slide.
Truck Stop Waitress: What'll you have?
KG: What do you recommend?
Truck Stop Waitress: I recommend you order some food.
Trivia: Actress Amy Adams makes a small cameo during the "Master Exploder" sequence. She is the woman who mouths "I love you!" to Jack Black, and is subsequently covered with the brains of the man whose head explodes.