PORTLAND — Portland police are investigating the Saturday morning robbery of the TD Bank branch on 449 Forest Ave.

Portland police said a white male entered the bank and demanded money from a teller. The suspect indicated to the clerk that he had a weapon but no weapon was visible, police said. The suspect then left the bank with an undisclosed amount of cash and fled to the rear of the building.

The suspect is believed to be in his mid-20s to early 30s, with brown hair and a few days’ growth of facial hair, according to police. He is about 5 feet, 9 inches tall with a thin build. He was wearing a baseball hat with white lettering and a dark colored long-sleeve pullover. He was also wearing dark pants and white sneakers.

Anyone with information about the robbery is urged to contact Portland police at 874-8575.

To provide information anonymously, police said the public can also contact the department by text, internet, or phone. Mobile phone users can text the word “GOTCHA” plus their message to 274637 (CRIMES).

Police said tips can also be submitted by going to the Portland Police Department website: www.portland-police.com and clicking “Submit an Anonymous Crime Tip.”

Anonymous phone tips can be left on the department’s Crime Tip Line: 207-874-8584.