A quick casting call for children ages 5 to 8 is being undertaken by Ad 2 Honolulu, a nonprofit trade organization, for its annual pro-bono marketing campaign.

Ad 2 is preparing advertising and marketing materials for Hawaii Heart Foundation, the nonprofit organization selected for this year’s campaign.

The deadline to submit children’s names, recent photos, age and height for the unpaid positions is tomorrow. The shoot is Sunday, Feb. 12 at 7 a.m. at Waimanalo Beach, with an alternate date of Sunday, Feb. 19. Participants must be available on both dates.