His condition is not yet known.
TMZ said Odenkirk was immediately surrounded by crew members when he collapsed on the Sony Lot in Culver City, California.
Odenkirk, 58, has been nominated for a best actor Emmy four times for his role on the show, a spinoff of the award-winning series “Breaking Bad.”
“Better Call Saul” was in the middle of filming its sixth and final season, which was set to air next year.
This is a developing story. Please check back for updates.