Drew Bledsoe has made the most passing attempts in a game, with 70 attempts versus the Vikings on November 13, 1994.

most pass balls in a game
Interpreted as:
most pass by a player balls in a regular-season game
11/13/1994Bledsoe12/24/2000Testaverde9/29/2019Goff12/30/2001Kitna11/1/1964Blanda9/21/2008Griese12/10/2017Roethlisberger12/24/1989Miller10/18/2015Rivers12/16/2012Brady9/15/2002Gannon12/22/2016Manning11/13/2011Stafford12/30/2001Weinke9/23/2001Grbac12/6/1998Testaverde10/20/1991Gannon9/30/2018Luck10/26/2014Foles9/7/2014Flacco9/5/2013Flacco11/22/2012Romo10/28/2012Romo7069686868676666656564636363636363626262626262
NAMEDATETMOPPATTCMPPCTYDSAVGTDTD%INTINT%SCKSCKYRATE
Drew BledsoeDrew Bledsoe11/13/1994NENEvsMINMIN704564.34266.134.300.00095.3
Vinny TestaverdeVinny Testaverde12/24/2000NYJNYJ@BALBAL693652.24817.022.934.31866.2
Jared GoffJared Goff9/29/2019LARLARvsTBTB684566.25177.622.934.422780.3
Jon KitnaJon Kitna12/30/2001CINCINvsPITPIT683551.54116.022.911.52873.8
George BlandaGeorge Blanda11/1/1964HOUHOU@BUFBUF683754.43935.811.534.458.0
Brian GrieseBrian Griese9/21/2008TBTB@CHICHI673856.74076.123.034.50066.0
Ben RoethlisbergerBen Roethlisberger12/10/2017PITPITvsBALBAL664466.75067.723.000.032099.7
Chris MillerChris Miller12/24/1989ATLATLvsDETDET663756.13345.123.011.511073.7
Philip RiversPhilip Rivers10/18/2015SDSD@GBGB654366.25037.723.100.031599.7
Tom BradyTom Brady12/16/2012NENEvsSFSF653655.44436.811.523.131868.9
Rich GannonRich Gannon9/15/2002OAKOAK@PITPIT644367.24036.311.623.153476.5
Eli ManningEli Manning12/22/2016NYGNYG@PHIPHI633860.33565.711.634.80061.3
Matthew StaffordMatthew Stafford11/13/2011DETDET@CHICHI633352.43295.211.646.321646.3
Chris WeinkeChris Weinke12/30/2001CARCARvsARIARI633657.12233.511.611.60063.1
Elvis GrbacElvis Grbac9/23/2001BALBAL@CINCIN633352.43265.211.634.821152.7
Vinny TestaverdeVinny Testaverde12/6/1998NYJNYJvsSEASEA634266.74186.623.211.60089.3
Rich GannonRich Gannon10/20/1991MINMIN@NENE633555.63175.011.600.021474.6
Andrew LuckAndrew Luck9/30/2018INDINDvsHOUHOU624064.54647.546.500.0427108.5
Nick FolesNick Foles10/26/2014PHIPHI@ARIARI623658.14116.623.223.20075.4
Joe FlaccoJoe Flacco9/7/2014BALBALvsCINCIN623556.53455.611.611.631671.0
Joe FlaccoJoe Flacco9/5/2013BALBAL@DENDEN623454.83625.823.223.242769.4
Tony RomoTony Romo11/22/2012DALDALvsWASWAS623759.74417.134.823.221884.1
Tony RomoTony Romo10/28/2012DALDALvsNYGNYG623658.14377.011.646.542258.3
Matt SchaubMatt Schaub12/13/2010HOUHOUvsBALBAL623150.03936.334.823.221572.8
Joey HarringtonJoey Harrington10/22/2006MIAMIAvsGBGB623353.24146.723.234.843364.9
Results may be incomplete. StatMuse has complete game-level data for passing attempts going back to the 1950 season.