Lettieri was recalled from AHL Toronto on Sunday, Joshua Kloke of The Athletic reports.
Orlov scored a power-play goal in Saturday's 4-3 shootout loss to the Red Wings.
Celebrini scored a goal on seven shots and added two power-play assists in Saturday's 4-3 shootout loss to the Red Wings.
Nedeljkovic stopped 24 of 27 shots in Saturday's 4-3 shootout loss to the Red Wings.
Stenberg scored a power-play goal on three shots and added a power-play assist in Saturday's 4-3 shootout loss to the Red Wings.
Kesselring posted an assist in Thursday's 3-2 shootout win over the Predators.
Smith scored a goal on five shots in Thursday's 3-2 shootout win over the Predators.
Wennberg notched an assist and two blocked shots in Thursday's 3-2 shootout win over the Predators.
Marchment scored a goal on two shots in Thursday's 3-2 shootout win over the Predators. He also added a blocked shot.
Nedeljkovic stopped 32 of 34 shots in Thursday's 3-2 shootout win over the Predators.
